Pixart chipset 1603
Support profile: HSP/HFP/A2DP/AVRCP
Working frequency: 2.402-2.480GHz
S/N: 96db
Earphone battery -40mah
Charging case battery-450mah
Talking hour-3H
Music hour-3H
Charging time-1.5H
Earbuds size -20*23*27mm
Charging case size-60*52*30mm
Speaker unit Φ6,16Ω±10%,95±3dBA,3mW
Microphone unit 2718,-42±3dB
Special feature : touch pannel, super smart & comfort wearing,