Monster Bluetooth Transmitter Receiver Manual: Article Plan (12/17/2025 09:03:17)
This manual details the 2-in-1 Monster Bluetooth transmitter & receiver, enabling wireless audio streaming and adding Bluetooth functionality to non-Bluetooth devices.
The Monster Rechargeable Audio Transmitter & Receiver is a compact, versatile device, offering both transmission and reception of Bluetooth audio for diverse applications.
What is the Monster Bluetooth Transmitter & Receiver?
This innovative 2-in-1 device functions as both a Bluetooth transmitter and receiver, offering remarkable versatility. As a transmitter, it wirelessly streams audio to headphones or speakers. Conversely, in receiver mode, it adds Bluetooth capability to non-Bluetooth audio systems like car stereos or older TVs.
The Monster unit boasts a lightweight design and simple setup, utilizing both 3.5mm and RCA connections. It’s ideal for in-flight entertainment, home audio, and automotive use, bridging the gap between wired and wireless audio experiences.
Key Features and Benefits
The Monster Bluetooth transmitter & receiver delivers seamless wireless audio streaming and enhanced connectivity. Key benefits include its 2-in-1 functionality, allowing use as both a transmitter and receiver. It supports simultaneous transmission to two Bluetooth headphones/speakers, and features a built-in microphone for hands-free calling.
Its compact size (1.7 inches, 0.35 lb) and included adapters (3.5mm, RCA) ensure broad compatibility with various audio devices, offering a convenient and versatile audio solution.
Target Users and Applications
This device caters to diverse users seeking wireless audio solutions. Ideal for travelers utilizing in-flight entertainment, commuters wanting private listening, and home users upgrading older audio systems. Applications include connecting to TVs, gaming consoles, car stereos, and non-Bluetooth speakers.
The receiver mode benefits those wanting to stream music from phones/tablets to car audio or enjoy hands-free calls. It’s perfect for anyone desiring enhanced audio versatility and convenience.

Unboxing and Components
The package includes the audio transmitter/receiver, 3.5mm audio adapter, USB chargers (home/car), cables, and a user manual for easy setup.
Package Contents – Detailed List
Upon opening the box, you’ll find the Monster Bluetooth Transmitter & Receiver unit itself. Included are essential connectivity cables: a 3.5mm audio cable and a 3.5mm to RCA cable, offering versatile connection options. Powering the device is facilitated by both a USB home charger and a convenient USB car charger. A Micro-USB charging cable is also provided for recharging the internal battery. Finally, a comprehensive user manual guides you through setup and operation, ensuring a seamless experience.
Identifying the Parts: Transmitter vs. Receiver
Distinguishing between modes is key. As a transmitter, the device sends audio from a source to headphones/speakers. In receiver mode, it adds Bluetooth capability to non-Bluetooth audio outputs. Physically, the unit appears identical in both modes; functionality is selected via a mode switch. Both configurations utilize the same ports for audio input/output and charging. The built-in microphone is active only during transmitter mode for hands-free calling.
Physical Overview: Buttons, Ports, and Indicators
The Monster unit features a multi-function power/pairing button and volume/track controls. Ports include a 3.5mm audio jack for input/output, and a Micro-USB port for charging. LED indicators display power status, pairing mode, and charging progress. A built-in microphone facilitates hands-free calling when used as a transmitter. The compact, lightweight design (0.35 lb, 1.7 inches) ensures portability. Familiarizing yourself with these elements is crucial for optimal operation.

Setting Up as a Bluetooth Transmitter
To transmit audio, connect the Monster device to your audio source via the 3.5mm or RCA cable, then pair it with your Bluetooth headphones or speakers.
Connecting to Audio Source (3.5mm/RCA)
Establishing a connection to your audio source is straightforward. Utilize the included 3.5mm audio cable for devices with a standard headphone jack, or employ the 3.5mm to RCA cable for connecting to older stereo systems or TVs. Ensure a secure fit for optimal audio transmission. The Monster transmitter/receiver supports both connections, offering versatility with various audio setups. Confirm the audio source volume is at a reasonable level before initiating Bluetooth pairing to prevent distortion.
Pairing with Bluetooth Headphones/Speakers
To pair, put the Monster device into transmitter mode. Activate pairing mode on your Bluetooth headphones or speaker – consult their manual if needed. The Monster device will automatically search for available devices. Once detected, select the “Monster” option on your headphones/speaker. A successful connection is usually indicated by a solid LED light on the transmitter; Ensure no other Bluetooth devices interfere with the pairing process for a stable connection.
Troubleshooting Transmitter Pairing Issues
If pairing fails, ensure the headphones/speakers are in pairing mode and within range; Clear existing pairings on both devices and retry. Interference from other Bluetooth devices can cause issues; move away from potential sources. Confirm the audio source is properly connected to the Monster transmitter. A full reset of the transmitter – by holding the power button – may resolve stubborn connection problems. Check for firmware updates if available.

Setting Up as a Bluetooth Receiver
Receiver mode connects a Bluetooth device, like a phone, to non-Bluetooth speakers or stereos, enabling wireless music streaming and hands-free calling.
Connecting to Audio Output (Speakers/Stereo)
To utilize receiver mode, connect the Monster device to your speakers or stereo system using the included 3.5mm to RCA cable, or the standard 3.5mm audio cable. Ensure a secure connection for optimal audio transfer. The device then acts as a bridge, receiving Bluetooth signals from your smartphone or tablet. This allows you to wirelessly stream music through your existing audio setup, effectively adding Bluetooth capability to older systems lacking built-in wireless functionality. Verify the volume levels on both the Monster receiver and your speakers before playback.
Pairing with Bluetooth Devices (Phone/Tablet)
Activate receiver mode on the Monster device. Then, on your phone or tablet, enable Bluetooth and initiate a device search. The Monster transmitter/receiver should appear in the list of available devices – often identified as “MBA9-1011-BLK” or similar. Select it to begin pairing. If prompted, enter the pairing code “0000”. Once connected, your phone or tablet will stream audio wirelessly to the receiver, which then outputs to your connected speakers or stereo system, enjoying hands-free calls too.
Troubleshooting Receiver Pairing Issues
If pairing fails, ensure the Monster device is in receiver mode. Confirm Bluetooth is enabled on your phone/tablet and that no other devices are actively connected. Try restarting both the Monster device and your source device. Move devices closer together. Delete the Monster device from your source’s Bluetooth list and re-pair. Verify the “0000” code is entered correctly if prompted. Interference from other wireless signals can also cause issues; try a different location.

Operational Modes and Functions
The Monster device functions as a transmitter for wireless audio, or a receiver to add Bluetooth capability to existing audio systems and car stereos.
Transmitter Mode: Streaming Audio Wirelessly
In transmitter mode, the Monster device streams audio wirelessly to Bluetooth headphones or speakers. Connect it to audio sources like TVs, gaming consoles, or car stereos via the 3.5mm or RCA cable. This allows for private listening with headphones, avoiding disturbing others.
Simultaneous transmission to two Bluetooth devices is also supported, enabling shared listening experiences. The lightweight and compact design makes it ideal for travel and various audio setups, offering convenient wireless freedom.
Receiver Mode: Adding Bluetooth to Non-Bluetooth Devices
Receiver mode transforms standard audio equipment into Bluetooth-enabled systems. Connect the Monster device to speakers or a stereo system, then pair it with a smartphone or tablet. This allows wireless music streaming from your mobile devices to older audio setups.
Enjoy hands-free calling with the built-in microphone, perfect for car use. The device effectively adds Bluetooth capability where it previously didn’t exist, expanding audio options.
Simultaneous Transmission to Two Devices
A key feature of the Monster Bluetooth transmitter is its ability to stream audio to two Bluetooth headphones or speakers concurrently. This eliminates the need for splitters or multiple transmitters, ideal for shared listening experiences.
Enjoy movies or music with a friend without disturbing others, or easily switch between devices. This dual-connection capability enhances versatility and convenience for various entertainment scenarios.
Controls and Indicators Explained
This section clarifies the function of the power button, LED indicators, volume controls, track navigation, and the built-in microphone for hands-free calling.
Power Button and LED Indicators
The power button initiates device operation; a long press typically powers the unit on or off. LED indicators communicate the current status – solid blue for connected, flashing blue for pairing mode, and a red light signals low battery. These visual cues are essential for understanding the device’s operational state. Different flashing patterns may indicate transmitter or receiver mode. Refer to the quick start guide for specific LED behavior during various functions, ensuring seamless user experience and troubleshooting.
Volume Control and Track Navigation
Integrated controls allow for convenient audio adjustments. Dedicated buttons manage volume levels – increasing or decreasing sound output as desired. Track navigation is also supported; users can skip forward or rewind to the next/previous song within their playlist. These functions are readily accessible on the device itself, offering a user-friendly experience without needing to control playback from the paired source device. Apple Siri activation is also available.
Built-in Microphone Functionality (Hands-Free Calling)
The Monster transmitter/receiver incorporates a built-in microphone, enabling hands-free calling when paired with a smartphone. This feature is particularly useful while driving, allowing users to safely answer and make calls without taking their hands off the wheel. The microphone ensures clear voice transmission during calls. Apple users can conveniently activate Siri with a single button press for voice commands and assistance.

Powering the Device
This section covers USB charging via home or car adapters, detailing battery life, low-battery indicators, and the proper charging procedure for optimal performance.
USB Charging Options (Home/Car)
The Monster transmitter/receiver conveniently charges via USB. Utilize the included USB home charger for standard wall outlet charging, ensuring a full charge for extended use. Alternatively, employ the provided car charger for on-the-go power during commutes or road trips. A micro-USB charging cable is included for connecting to various USB power sources. Charging typically takes approximately two to three hours for a complete recharge, providing ample playtime.
Battery Life and Usage Time
The Monster Bluetooth transmitter/receiver boasts impressive battery performance. Expect up to 12 hours of continuous audio streaming in transmitter mode, and approximately 10 hours in receiver mode, depending on volume levels and Bluetooth connection stability. A full charge is achievable within 2-3 hours using the included USB cable and power adapter. The device’s lightweight design ensures portability without compromising extended usage time for your audio enjoyment.
Low Battery Indicator and Charging Procedure
A flashing red LED signifies a low battery level, prompting you to recharge the Monster device. Utilize the included Micro-USB cable and connect it to a USB power source – a wall adapter or computer USB port. During charging, the LED will illuminate solid red. Once fully charged, the indicator turns blue. Avoid using the device while charging to optimize battery health and ensure uninterrupted audio streaming or receiving capabilities.

Advanced Features and Compatibility
This device boasts broad compatibility with TVs, consoles, and cars, plus Apple Siri activation for convenient control and supported Bluetooth profiles.
Compatibility with Different Audio Devices (TVs, Consoles, Cars)
The Monster transmitter/receiver excels in versatility, seamlessly connecting to a wide array of audio devices. Enjoy wireless headphone use with TVs, bypassing in-flight entertainment system limitations or your car stereo. It also works with gaming consoles, and standard stereos. The included cables (3.5mm and RCA) ensure broad connectivity. This lightweight device adapts to your existing setup, offering a convenient audio upgrade for any environment, enhancing your listening experience across multiple platforms.
Apple Siri Activation
For Apple users, the Monster Bluetooth receiver offers convenient hands-free control. A dedicated button activates Siri with a single press, allowing voice commands without touching your iPhone or iPad. Manage music playback, make calls, or access information – all through Siri. This feature enhances usability while driving or when your device is out of reach, providing a safer and more streamlined experience. Enjoy seamless integration with the Apple ecosystem.
Supported Bluetooth Profiles
The Monster Bluetooth Transmitter & Receiver supports several key Bluetooth profiles for broad compatibility. These include A2DP for high-quality audio streaming, AVRCP enabling remote control of playback, and HFP for hands-free calling. HSP supports headset profiles, and the device is designed to work seamlessly with various audio sources and Bluetooth headphones/speakers. Ensuring a stable connection and optimal performance across different devices is a priority.

Troubleshooting Common Issues
This section addresses frequent problems like no sound, pairing difficulties, and distorted audio, offering solutions to ensure optimal performance of your Monster device.
No Sound Output
If experiencing no sound, first verify the audio source volume is turned up and the Monster device isn’t muted. Ensure the correct input (3.5mm or RCA) is selected. Check Bluetooth pairing – is it connected? Confirm the receiving headphones/speaker are powered on and volume is audible.
Also, test with different cables and audio sources to isolate the issue. A full reset of the Monster device can sometimes resolve connectivity glitches. Finally, confirm compatibility with your audio device.
Pairing Problems
If encountering pairing issues, ensure the Monster device is in pairing mode (flashing LED). Confirm Bluetooth is enabled on your headphones/speaker or phone/tablet. Move devices closer together – proximity matters! Remove any previously paired devices from the Bluetooth device’s memory.
Try restarting both the Monster device and the Bluetooth device. A full reset of the Monster unit might also resolve stubborn connection problems. Check for interference from other wireless signals.
Distorted Audio
Distorted audio often indicates a signal issue. First, lower the volume on both the audio source and the Bluetooth receiving device. Ensure the connecting cable (3.5mm or RCA) is securely plugged in. Try a different cable to rule out a faulty connection.
Check for interference from other electronic devices. Distance can also affect audio quality; move closer to the Monster transmitter/receiver. A reset might improve sound clarity.
Safety Precautions and Maintenance
To ensure longevity, avoid extreme temperatures and moisture. Clean with a dry cloth, and prevent physical damage or electrical hazards during operation.
Operating Temperature and Environment
Optimal performance is achieved within a temperature range of 32°F to 104°F (0°C to 40°C). Avoid exposing the Monster Bluetooth Transmitter & Receiver to direct sunlight, excessive humidity, or extreme cold.
Do not operate near water or in damp environments to prevent electrical shock or damage to the device. Ensure adequate ventilation during use, and refrain from enclosing the unit in tight spaces. Operating outside these parameters may affect functionality and void the warranty.
Cleaning and Storage
To maintain the Monster Bluetooth Transmitter & Receiver, gently wipe the exterior with a soft, dry cloth. Avoid using harsh chemicals, abrasive cleaners, or liquids, as they may damage the surface.
When not in use, store the device in a cool, dry place away from direct sunlight and extreme temperatures. Keep it protected from dust and moisture. Properly store all included cables and accessories alongside the main unit for convenient access.
Avoiding Damage and Electrical Hazards
To prevent damage, avoid dropping or subjecting the Monster device to strong impacts. Do not expose it to excessive moisture or liquids. Only use the provided USB charging cables and adapters.
Never attempt to disassemble or repair the unit yourself, as this could result in electrical shock or malfunction. If the device exhibits signs of damage, discontinue use immediately and contact customer support. Ensure proper ventilation during charging to avoid overheating.

Technical Specifications
This device boasts a compact design (1.7 inches, 0.35 lb) with Bluetooth connectivity, offering a reliable transmission range for versatile audio applications.
Bluetooth Version
The Monster Bluetooth Transmitter & Receiver utilizes advanced Bluetooth technology for a stable and efficient wireless connection. While the specific Bluetooth version isn’t explicitly stated in available documentation, it supports various Bluetooth profiles ensuring compatibility with a wide range of devices, including smartphones, tablets, TVs, and car audio systems. This allows for seamless audio streaming and hands-free calling capabilities. It’s designed to connect to both older and newer Bluetooth enabled devices, providing a versatile user experience.
Transmission Range
The Monster Bluetooth Transmitter & Receiver boasts a reliable wireless connection range, allowing for freedom of movement during audio playback. While a precise distance isn’t detailed in current resources, users can generally expect a stable connection up to approximately 33 feet (10 meters) in open spaces. Obstructions like walls and interference from other wireless devices may reduce this range. Optimal performance is achieved in clear line-of-sight conditions, ensuring uninterrupted audio streaming.
Dimensions and Weight
The Monster Bluetooth Transmitter & Receiver is designed for portability and convenience. Its compact dimensions are approximately 1.7 inches, making it easily manageable and ideal for travel. Weighing only 0.35 pounds (approximately 159 grams), the device is lightweight and won’t add significant bulk to your audio setup. This small form factor allows for discreet placement alongside TVs, consoles, or in vehicles, without being obtrusive.

Frequently Asked Questions (FAQ)
Common queries addressed include simultaneous transmitter use, supported Bluetooth profiles, and microphone app compatibility, ensuring a smooth user experience with the device.
Can I use two transmitters simultaneously?
While technically possible, using two Monster Bluetooth transmitters concurrently isn’t officially supported and may result in interference or connection instability. Each device is designed for optimal performance as a standalone unit. Attempting simultaneous transmission could lead to audio dropouts or pairing conflicts, diminishing the overall listening experience. For reliable wireless audio, it’s recommended to utilize a single transmitter at a time, ensuring a stable and clear connection to your desired Bluetooth headphones or speakers.
What Bluetooth profiles are supported?
The Monster Bluetooth Transmitter & Receiver supports several key Bluetooth profiles for broad compatibility. These include A2DP for high-quality audio streaming, AVRCP enabling remote control of playback, and HFP for hands-free calling with the built-in microphone. Additionally, it likely supports HSP for headset profiles. These profiles ensure seamless connectivity with a wide range of devices, including smartphones, tablets, TVs, and other Bluetooth-enabled audio equipment, delivering a versatile user experience.
Is the microphone compatible with all apps?
While the Monster Bluetooth Transmitter & Receiver features a built-in microphone for hands-free calling, compatibility isn’t guaranteed with every app. Most mainstream communication apps – like phone dialers, messaging apps, and video conferencing platforms – should function correctly. However, some specialized apps might have unique requirements or limitations. Testing with specific applications is recommended to confirm microphone functionality and optimal performance.