Bluetooth V5.3
Operating frequency 20Hz-20KHz
Horn size Φ16.5*6.5mm, 6Ω/0.5W, 2PCS bone conduction unit
MIC specification 38±3dB, 4015 patch mic
Battery Specification Polymer battery 551130 180mAh
Audio dB (about) 86±3dB
The sensor sensitivity of the whole machine is 38±3 dbm
Antenna Specifications Onboard antenna
Distance accessibility ≥10M, barriers