TWS-G16

Dula mic ENC HI-FI Stereo TWS headsets, Bluetooth Version: V5.3+EDR
Chipset: JL6973D4 
Profile:HFP A2DP AVRCP AVDTP SPP SDP          
Bluetooth Distance:13m
Impedence:32ohm
Frequency Range:20-20Khz
Signal to noise ratio
Sensitivity: 105+/-3DB
Battery: 230MAH for charging box/30mah for earbuds
Driver Size:10MM
Charging port type: Type-C
Charging Time: 1.5 HRS
Playtime(50% volume ):4 HRS
Playtime(100%volume):3 HRS
Mic Sensitivity :MIC 42±3dB
Support Google or Siri:Yes