• Bluetooth-compatible Transmitter & Receiver - In TX mode, Bluetooth-compatible transmitter for headphones connects to non-Bluetooth-compatible devices (such as airplanes, gyms, TVs, or PCs) to enable Bluetooth-compatible functionality and transmit audio. In RX mode, the wireless audio transmitter and receiver connects to wired stereo systems (like car stereos or wired speakers) to add Bluetooth-compatible capability and receive audio
• Bluetooth-compatible 5.1 - Bluetooth-compatible 5.1 technology ensures more stable connection, lower latency, larger range, lower power consumption, faster transmission
• Long Playtime - It has a built-in 200mAh battery for longer working time
• Easy to Use - No need for any driver, no more setting, just plug and connect
• Universal Compatibility - Compatible with almost any Bluetooth-enabled devices, such as smartphone, PC, smart TV, Bluetooth-compatible headphones, Bluetooth-compatible speaker, Bluetooth-compatible receiver amplifier

Specification:

• Bluetooth-compatible version: 5.1
• Bluetooth-compatible connection range: 15m
• Product interface: 3.5mm audio interface
• Frequency response range: 10HZ-20HKZ
• Signal-to-noise ratio: less than 110dB
• Function: Bluetooth-compatible reception + transmission two-in-one
• Main functions: Bluetooth-compatible audio reception/transmission + call, 3.5 audio input, 3.5 audio output, toggle switch switch
• Size: 60*20*15mm