Specifictions:          Support models: Bluetooth-enabled mobile phone   Bluetooth Version: 4.1   Standby time: about 48 hours   Talk time: about 3 hours   Connection distance: less than 10m   Color: Black、Gold、Rose Gold   Multipoint Connection、 can connect two phone at the same time.   Low energy consumption with ultra-long standby、music、 and talking time;   Noise reduction function.   Function: Bluetooth、 radiation prevention.     Descriptions:   1.Mini Stereo Wireless Music Bluetooth 4.1 Headsets. 2.Earphone for iPhone\/Samsung\/Android Phone. 3.Mini stereo wireless artifact songs bluetooth earphone. 4.Bluetooth 4.1 earbuds with attractive design.    Package Included:    1x USAMS US-KL001 Bluetooth Headset1x Micro-USB Charging Cable1x User Manual