Poolee wireless headphones
•bluetooth versions:5.3
•profile support:A2DP/AVRCP/HFP/SPP
•Talk time:6hours(light on)-11hours(light off)
•music play time:7hours (light on) 12hours (light off)
•charging time:2.5 h
•charging voltage•5v
•frequency range:2402MHz-2480MHz
•Ambient temperature:-20/+65°C
•Transmission Distance:10m
•Battery capacity:400mAh
Drive specifications
drive unit:400mm
Sensitivity:118dB+3dB
Impedance:32n+15%
frequency response:20-20000Hz