Smarter Shopping,Better Living! Product Feature: bluetooth V5.1 chip,stable singal transmission. Bluetooth transmission distance: 10 meters. and only 12g weight,stable and comfortable. Support adjust volume and change music Battery Capacity: 300mAh lmpedance:32 Noise Reduction: CVC 6.0 Working voltage: 3.7V Charging voltage: DC5V Charging Time: about 2-3 hours Talking time: about 15-40 hours Music time: about 15-40 hours Standby time:about 300 hours Frequency response: 20 - 22kHz Products include 1 * Bluetooth headsets 1 * Charging cable 1 * User Manual 2 * Ear cap 2 * Ear hang Best wish for you
Product type: Wireless Earphones