Retekess TT125 Instructions page 4

Specification parameter
1.Operating frequency:2.4 GHz, support up to 999
communication channels
2.Transmit power:10mW
3.Operating current:240mA,Operating voltage: 3.7 V
4.Charging method: USB charging cable charging, charging
current is 1A, 4H full. Use the charging box to charge, the
charging current is 240mA, and it takes about 12 hours to
fully charge.
5. Noise reduction: Support
6.Operating temperature:-20°~ +70°
7.Microphone: Collar clip omni-directional microphone
8.Distance:50-150m
9.Endurance: About 18H
10.Dimensions:114.8mm(L) *54.8mm (W) *20.6mm (H).
11.Battery capacity:3000mAh
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