P40 Wireless Bluetooth 5.1 Business Noise Cancelling Earphone with Mic Support Handsfree(Black) Filter-Bluetooth Dongle Mic sensitivity: -36dB +/- 1dB

Mic sensitivity: -36dB +/- 1dB

One Package Size 42cm * 22cm * 20cm / 16

Loading Container 20GP: 270 cartons * 70 pcs = 18900 pcs

driving recorders

Product category: color rotating mobile phone dual-use U disk

P40 Wireless Bluetooth 5.1 Business Noise Cancelling Earphone with Mic Support Handsfree(Black) Filter-Bluetooth Dongle Mic sensitivity: -36dB +/- 1dBFeatures: 1. The earphone adopts ergonomic design to better fit the auricle, bringing you a more comfortable and stable wearing experience; 2. It adopts Bluetooth 5. 1 chip for high speed transmission, supports high definition audio coding and clear calls, and the connection is faster and more stable. 3. The soft rubber ear cap can be rotated by 180 degree, and it is equally comfortable to wear on the left or right ear, and the arc shaped wrap around