MECO(TM) New HBS-740 Wireless Bluetooth Universal Stereo Headset for iPhone Samsung LG Tone 1.Model/MPN: HBS-740 2.Bluetooth Version: 4.0 3.Length of headphone cable(one): 25cm 4.Length of data cable: 77cm 5.Features: Microphone, Playback Controls, Calling Functions, Volume Control 6.Talk time: UP to 15 hours 7.Music time: UP to 10 hours 8.Standby time: UP to 15 Days 9.Please charging before using it. 10.Color:Black Package included: 1 x Bluetooth headset 1 x Micro USB Cable 2 x Ear Plug Replacements 1 x User Manual