A68 Ear Clip Bluetooth-compatible Headset Wireless Headphone Touch Control Sports Earphone - White The earphones are made of soft TPU material + memory steel wire,which is adjustable and stretchable,light and comfortable,providing you with a painless wearing experience all day long The embedded sound hole design achieves accurate sound transmission effect,no sound leakage,high-speed beam sound waves,clear sound quality,no sound leakage The built-in Bluetooth-compatible 5.3 chip allows fast connection,making the sound of listening to songs and calls more stable,with lower power consumption and higher processing performance The charging bin is equipped with 2000mAh large-capacity battery,which can be used as a power bank for emergency situations at any time The digital microphone offers high-definition call and ENC environmental noise reduction processing effectively filter out the noise brought by the noisy environment,making the call clearer and noise-free Specification: Bluetooth-compatible version: V5.3+EDR Transmission distance: 10m Rated voltage: 3.7V Control type: smart touch Earphone battery capacity: 40mAh Charging bin battery capacity: 2000mAh Listening time: about 5-6 hours Battery life with bin: about 120 hours Charging time: about 2-3 hours Package included: 1 Pair x Earphone 1 x Charging Bin 1 x Charging Cable 1 x English and Chinese User Manual Other things not included