Bluetooth version: AC7003F4 (AB amplifier) V5.3
Channel: Dual channel
Support protocol: A2DP HSP HFP AVRCP
Battery capacity: 65mAh
Charging compartment battery capacity: 200mAH (with protective board and OVP) Charging time: 2.5H
Talk time: 7H Play time: 8H
Standby duration: 300H
Frequency range: 100-8K Hz
Horn specification: 10 * 8.5 * 2mm
Sensitivity: 119 ± 2dB
Impedance: 30 Ω ± 15%
Input charging standard DC 5V
Bluetooth operating frequency 2.402G-2.480G
Maximum transmission distance 12M
Voice prompt: supported
Multipoint connection: not supported
Wearing method: ear hanging type
Instruction manual in both Chinese and English
Interface: TYPE-C
Accessories included: USB charging cable, manual







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