1.Bluetooth 2.0 2.Built-in rechargeable li-on polymer battery 3.12 Hours long talk time 4. Micro-SD card (up to 4GB)

  

 

 

 

 

 

 

Support A2DP high definition stereo soundSupport      microSD card (up to 4GB) ,Support MP3 format music      Excellent long standby time and play time all packed in      this trendy and unique TF500 bluetooth headset. 

     TF500 is going to make you the most modish music      lover in the entire world!       Specifications        Bluetooth Version: V2.1 with EDR        Operating Distance: 15m        Battery: Built-in rechargeable li-on polymer battery        Charging Plug:A/C charger        Dimensions:160mm*125mm*70mm        Headset Weight:Around 105 g        VOIP:Support        Multipoint Technology:No        Music Streaming:Yes        Multi-function Button On/Off:Yes        Standard Bluetooth Features:Yes        Standby Time (hrs):260        Talk Time (hrs):12 Accessories     1 Stereo headset       1 AC charger       1 User manual