HOCO E40 Mini Single Business bluetooth Earphone Wireless HiFi Headset With Mic for Cell Phones

Specification:
Brand: HOCO
Model: E40
Material: ABS
bluetooth Version: V4.2
Wearing Type: In-ear
Connectivity: Wireless
Frequency response: 20-20000Hz
Impedance: 32ohms
Sensitivity: 105dB
Charging Time: 2H
Music Time: 4H
Talk time: 4H

Main Features:
● Lightweight, invisible and mini, comfortable to wear
● Free to choose left and right ear to wear
● Intelligently reduce headphone noise
● Upgrade Bluetooth 4.2 chip, compatible with multiple protocols, 10m transmission distance, stable connection, high-definition call