USB Bluetooth 4.2 Audio Transmitter and Receiver

Turn Any Audio Device into Wireless Bluetooth

Connect legacy audio equipment to modern wireless devices with this compact USB Bluetooth 4.2 Transmitter and Receiver. Designed as a true 2-in-1 solution, it can either send audio from non-Bluetooth sources to Bluetooth headphones or speakers, or receive audio from phones and laptops to non-Bluetooth stereos and sound systems. Separate, clearly labeled TX (transmit) and RX (receive) 3.5 mm audio ports make setup straightforward and reliable.

Featuring Bluetooth 4.2, this adapter provides efficient, stable wireless audio with a range of up to approximately 20 meters in open space. The integrated rechargeable battery delivers over 10 hours of continuous use, making it suitable for daily commutes, office use, or extended listening sessions. Charging is simple via a standard micro-USB cable (not included in some configurations). The multi-functional button allows you to power on/off and manage pairing without complex controls, keeping operation intuitive and consistent.

Why It's a Smart Choice

• Flexible 2-in-1 Function - Use TX mode to stream from non-Bluetooth devices (MP3 players, TVs, older laptops) to Bluetooth headphones or speakers, and RX mode to add Bluetooth reception to car stereos, home amplifiers, or desktop speakers.
• Long-Lasting, Portable Design - Pocket-sized and lightweight at only 0.05 kg, it delivers more than 10 hours of playback per charge, ideal for travel, office, and home setups.
• Broad Device Compatibility - Works with any device that has a standard 3.5 mm audio jack, including car stereos, computers, amplifiers, wired speakers, and older audio players.

FAQ

Q: What devices can I use this with?
A: Any audio device with a 3.5 mm output or input, such as car stereos, TVs (with headphone/line-out), MP3 players, laptops, desktop PCs, amplifiers, and wired speakers.

Q: How do I select transmit or receive mode?
A: Plug your audio cable into the appropriate labeled port: use TX when sending audio from a non-Bluetooth source to a Bluetooth device, and RX when receiving audio from a Bluetooth device to a non-Bluetooth speaker or stereo.

Q: Can I use it while charging?
A: In most setups, yes. You can connect the micro-USB cable to a USB power source while the device is operating, though performance may vary depending on the power adapter and environment.

Q: Does it support calls as well as music?
A: It is primarily designed for audio streaming. Call functionality may depend on the connected devices and their Bluetooth profiles.