Description
Specification:
Bluetooth version: V5.3 AD6973D4 (with power amplifier)
Support protocol: A2DP HFP AVRCP
Battery capacity: 65mAh
Battery capacity of charging bin: 400mAh (with protective plate)
Charging time 1.5h
Talk time: 7.5H
Playback time: 8.5H
Standby time: 200H
Horn parameters:
Horn specification: 10 * 8.5 * 2mm square horn
Sensitivity: 119 ± 2dB (800MV 1KHZ)
Impedance: 30 Ω ± 15% Ohm, at 1KHz
Output power: 21mW
Microphone parameters
Sensitivity: – 42dB ± 2
Impedance: 400 OHM
Air-conducted TWS earphones: reduce hearing loss without entering the ear
Noise reduction method: single-microphone DNS call noise reduction
Input charging standard DC 5V
Bluetooth operating frequency 2.402G-2.480G
Frequency response range: 20-20K Hz
Maximum transmission distance 15M
Voice prompt: supported
Multipoint connection: not supported
Wearing method: ear hanging
Instructions in Chinese and English
Interface: TYPE-C
Waterproof grade: IPX4
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