1. Converting wired devices into wireless, adding BT function to home stereo system, speakers, car audio, etc. 2. Latest BT 5.3 technology, low latency, 10m stable connection 3. ENC calling noise reduction on/off option, turn on to realize dual-mic ENC calling noise reduction, accurate human voice pickup, HD calling 4. Double-sided blind plug USB, battery-free design, easy to install & use, plug-and-play 5. Colorful LED ring, easier to use at night, safer driving 6. Dual connection, auto reconnection, free switch between call and music 7. Enlarged metal mic mesh, enhancing sound pickup, ensuring HiFi hands-free calling 8. Compact and portable size, space-saving design 9. Premium 100cm TPE cord, included storage strap with adjustable length 10. Independent large call button, easy to operate with one hand
Specifications: BT version: V5.3 Audio decoding: AAC, SBC Supported protocols: HFP, A2DP, AVRCP Working frequency: 2402MHz-2483.5MHz Max output power: 4±1dBm (EIRP) BT range: 10m (barrier-free open environment) Frequency response range: 20Hz-20KHz Microphone sensitivity: -38dB±2 Input port: USB+AUX Cord length: 100cm Power input: 5V 1A Material: ABS+PC Size: 57x23x8.8mm Net weight: 15g