LFH Professional Bluetooth Headphones

Specifications

Bluetooth specification: BT5.0

Chipset: JL

Pairing name: LFH

Support protocol: HFP ,A2DP, AVRCP

Effective range: 10m

Working frequency: 20-20kH

Transmission power: 2.4 - 2.48G

Battery Capacity: 400mAh

Charging voltage: 5V

Charging current: 200mA

Operating current: 20mA

Charging port: Type-C

Charging time: 2 hours

Playback time: 18 hours

Impedance: 32Ω

Frequency response: 20-20kH

Horn sensitivity: 113dB

Microphone sensitivity: -42dB

Operating Voltage: 3.7V

Signal-to-noise ratio: 90dB

Maximum power distortion: ＜1%