User Instructions

Specification:
Headphone size: 25*19*23mm
Weight: single headset :5g, charging box: 28g
Working voltage: 3.7v
Lithium battery capacity: 40mAh/ single,80mAh/ pair,
Charging box 230 mAh
Working hours: about 3H
Charging time: 1H
Charging frequency of charging box: 2-3 times
Bluetooth Version: torchforce 3005 V5.0
Frequency range: 2.402-2.480GHz
Channel spacing: 2MHz
Transmission power: CLASS 2
Music: 44.1kHz&48 kHz
Modulation mode: GFSK, (PI /4)DQPSK,8DPSK
Horn diameter: 6MM
Impedance: 32 Ω
Frequency response: 16Hz~26KHz
Microphone: Silicon microphones
Microphone sensitivity: 42db 3db
Microphone direction: all points