5pcs in Stock Blue Color Wireless Sweatproof Earphones for Phone MP4 Tablet PC Black Red Blue Color

20180410

Version: 4.1 Transmitted Power: <4dbm Microphone Sensitivity: -42db Profiles: A2db V1.3, Avrcp V1.5, Hfp V1.6, Hsp V1.2 Standby Time: 380hrs Play Music & Talk Time: 8hrs Charging Time: 1hr Frequency

EC21 Product Catalogs - version v1.2

5pcs in Stock Blue Color Wireless Sweatproof Earphones for Phone MP4 Tablet PC Black Red Blue Color