Model:M19 Bluetooth V5.13.Bluetooth A2DP,AVRCP, HFP;HSP Working voltage 3.1V~4.2V Charging voltage 5V-1A Battery capacity of the headset 50MAH Battery capacity of the storage box:1200 and 2000MAH Transmission distance 10M 100% brand and new Wireless bluetooth earphone LED digital power display Intelligente touch control without compression (playback/pause, answer/hang up, switch songs, adjust volume， summon voice assistant) Bluetooth 5.1 Hifi sound quality Can be used as ,power bank, flash light HD voice assistant Light weight Intelligent noise reduction Comfortable and painless to ear, light weight, no pressure, no harm to the hearing ability. Category: Earbuds & Headsets
