Lenovo Headset Bluetooth headset TH20


*Powerful all-day battery life,strong and shocking bass, HIFI restores sound
*Foldable storage, more flexible to carry out
*Bluetooth lossless sound quality, newly upgraded 5.3 chip
*Wearing telescopic folding, skin-friendly and comfortable, no pressure


Product Description

*Bluetooth version: V5.3
*Battery capacity: 400mAh
*Charging time: about 2.5 hours
*Standby time: about 100 hours
*Transmission distance: 10 meters
*Speaker impedance: 32 ohms soil 15%
*Frequency range: 20hz- -20khz
*Speaker size: 40mm
*Speaker sensitivity: 110dB ± 3dB
*Microphone sensitivity: -42dB±3dB
*Rated input: 5V DC 250mA
*Audio interface: AUX
*Playing time: about 30 hours

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