OEM Bluetooth-Stereo-Headset- BTHS-01-BK

-Specificaties Bluetooth Version v.5.0.
-Bluetooth frequency range 2.402 GHz ? 2.480 GHz.
-Transmitting power< 5 dBm.
-Supported profiles HFP, HSP, A2DP and AVRCP.
-Recharging time approx. 2 hrs.
-Operation distance up to 10 m in the open air.
-Speaker diameter 40 mm.
-Speaker frequency response 20 Hz - 20 KHz.
-Sensitivity 102 +/-3dB at 1KHZ.
-Impedance 32 Ohm +/-15%Microphone type Full directional.
-Sensitivity 42db+/-3db.
-Battery 200 mAh Li-Polymer. USB charging cable length 0.5 m.
-Audio cable length 1 m.
-Weight 150 g.