Bluetooth version: V5.0 automatic matching
Working frequency: 2.4ghz-2.48ghz
Support: power display support: music call.
Working distance > 10m horn: real copper ring
Frequency response range: 50 Hz ~ 20 kHz
Sensitivity 104 + 2dB
Impedance 16 + 5%
Battery capacity: 40mAh
Battery capacity of charging box: 350mah
USB charging: the headset is fully charged for 1.5 hours, and the charging compartment is fully charged for 2 hours
10. Standby time: 120 days,
The number of headphones charged in the charging chamber: 6 times.
Continuous call time: 4 hours,
Music Playing: 4-5 hours
Charging bin size: 92 * 68 * 31mm
Single product size: 104 * 84 * 54mm
Packing list:
1 charging bin, 2 earphones, 1 USB cable and 1 manual
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