Wireless Version: 5.4

Talking Time : 60 Hours

Music Time: 60 Hours

Standby Time: 200 Hours

Charging Time: 1 to 3 hours

Battery Capacity: 220 mAh

Transmission Distance: 10-15 M

Speaker Size: 10mm*2

Output Power: 3mW*2

Sensitivity: 102DB at 1Khz

Impedance: 16Ω

THD: <1%

Supported Protocol: L2CAP/A2DAP1.2

Mic Sensitivity: -42DB±3DB

Mic Impedance: 2200Ω

Note: The Music Playing Time May Vary According to the volume and usage.