Bluetooth version: Jerry AD6976D8 V5.3
Supported protocols: HSP, HFP, A2DP, AVRCP
Battery capacity 35mAH * 2 (without protective board, earphone board lithium protection IC)
Charging compartment battery capacity: 300mAh (with protective plate)
Drive unit: φ 13mm charging time: 1.5H
Call duration: 7H Play time: 6H
Standby duration: 300H Horn sensitivity: 93 ± 3dB
Horn impedance: 32 Ω Input charging standard DC 5V
Bluetooth working frequency: 2.402G-2.480G
Frequency response range: 20HZ-20000HZ
Maximum transmission distance: 10M
Voice prompt: supported
Multipoint connection: not supported
Wearing method: In the ear
Instructions: Chinese and English
Interface: TYPE-C
Waterproof level: IPX6 strong waterproof and sweat resistant function (only for headphones, charging compartment not waterproof)
ENC noise reduction depth (4-meter call noise reduction): ＞ -40dB
Accessories included: USB charging cable, manual
