Description Type: Bluetooth Headset Package Size: 8*8*4cm Weight:40g Operating hours:supports music playing or phone talk for 4 hours Features Bluetooth version: dual-mode Bluetooth V4.1, ultra-low power consumption Support agreement: A2DP1.3 / HFP1.6 / HSP1.2 / AVRCP1.6 / D11.3 Bluetooth use band: 2.4GHZ Bluetooth transmission distance: 10 meters Battery capacity: 60MAH lithium battery Standby time: 120 hours Talk time: about 4 hours Support caller ID Support multi-point connection, a drag two functions, that is, a Bluetooth connection at the same time two mobile phones Package content 1X manual 1XUSB charging cable 1X headphones Detail picture