Bluetooth 5.1 Audio Adapter – Receiver Transmitter AUX RCA MIC

Bluetooth 5.1 Wireless Audio Adapter – Receiver, Transmitter & Microphone All-in-One

Transform any audio setup into a wireless experience with the M16 Bluetooth 5.1 Audio Adapter. Whether you want to stream music from your phone to a classic stereo system, connect wireless headphones to a non-Bluetooth TV, or even sing along with the built-in microphone support, this versatile adapter has you covered. With multiple input/output options and a long-lasting rechargeable battery, it's the ultimate wireless audio hub for your home entertainment setup.

Key Features

• Bluetooth 5.1 Technology: Enjoy a stable, fast, and efficient wireless connection up to 30 meters (barrier-free) with low latency and wide device compatibility.
• Dual Mode – Receiver & Transmitter: Use it to wirelessly receive audio to your speaker system or transmit audio from your TV, laptop, or desktop to wireless headphones.
• Multi-Port Connectivity: Features 3.5mm AUX, dual RCA, USB, TF card slot, and 6.5mm MIC port — compatible with nearly any audio device.
• Microphone Singing Support: Plug in a microphone via the 6.5mm MIC port and sing along to your favorite tracks with DSP processing for a karaoke-style experience.
• Play from USB or TF Card: Supports MP3, WMA, WAV, FLAC, AAC, APE, and more — play your music library directly without a phone or computer.
• Long Battery Life: Powered by a 3.7V / 1200mAh rechargeable battery — up to 8–10 hours of continuous playback and 30 days standby.
• NFC Pairing: Instantly pair compatible devices with a simple tap for quick, effortless connection.
• Infrared Remote Control Included: Conveniently control volume, playback, and mode switching from across the room.
• Premium Aluminum Alloy Build: Durable and sleek aluminum alloy chassis in classic Black & Silver Gray.
• Wide Device Compatibility: Works with speakers, desktop and laptop computers, TVs, power amplifiers, and projectors.

Technical Specifications

What's in the Box

• 1× Bluetooth Audio Adapter (M16)
• 1× Bluetooth Antenna
• 1× 3.5mm Audio Cable
• 1× 3.5mm to RCA Cable
• 1× Type-C Charging Cable
• 1× Infrared Remote Control

Please Note: Coaxial cable, USB flash drive, and TF card are not included. The remote control cannot power the device on — it is used to power off and control other functions only.

Made in Mainland China.

For more information on wireless audio standards and Bluetooth technology, visit the NIST Communications Technology Laboratory.

Frequently Asked Questions

Q: Can the Bluetooth 5.1 adapter work as both a receiver and a transmitter?

A: Yes! The M16 Bluetooth 5.1 Audio Adapter supports both receiver and transmitter modes. In receiver mode, it streams audio wirelessly from your phone or tablet to a wired speaker system. In transmitter mode, it sends audio from a non-Bluetooth source like a TV or computer to your wireless headphones or speakers.

Q: What devices is this Bluetooth audio adapter compatible with?

A: The adapter is compatible with a wide range of devices including TVs, desktop computers, laptops, power amplifiers, projectors, and virtually any speaker system with a 3.5mm AUX or RCA input. Its multi-port design ensures broad compatibility across home audio and entertainment setups.

Q: Can I use a microphone with this adapter for singing?

A: Absolutely. The M16 features a 6.5mm MIC input port, allowing you to connect a standard microphone and sing along to your music. The built-in DSP processing enhances your vocal output for a karaoke-style audio experience.

Q: How long does the battery last and how is it charged?

A: The 3.7V / 1200mAh built-in rechargeable battery provides approximately 8–10 hours of music playback and up to 30 days in standby mode. It charges via the included Type-C cable and reaches full charge in about 1.5 hours.