With the unique slim design of Bluetooth headset,BluedioDF610II possess a series of creative performance. Bluetooth V3.0 supports A2DP AVRCP HSP HFP profiles. It can transmit numerous data rapidly and create stable high quality stereo music and clear conversation tone. When there is an incoming call and you are listening to music, BluedioDF610 will switch back to conversation mode automatically. BluedioDF610 uses rechargeable Li-on polymer battery, offering you ultra long standby time (260hrs)/talk time (12hrs). Without supporting Line-in function, BluedioDF610 adopts wireless application, that will get you rid of the limited line and send you to your music world freely. BluedioDF610II Technical Specification: Bluetooth Version: V3.0 Operating Distance: 15m Battery: Built-in rechargeable Li-on polymer battery Dimensions: 150mm*140mm*40mm Headset Weight: Around 69g VOIP: Support Multipoint Technology:NO Music Streaming:Yes Multi-function Button On/Off:Yes Standard Bluetooth Features: Yes Standby Time: 160 hrs Talk Time:6 hrs Accessories Stereo headset 1pc USB Charging cable 1pc User manual 1pc