Support Bluetooth Version 2.0; Headphone, A2DP/AVRCP and Handsfree Profile; 200Hrs Standby/12-14Hrs Talk Time; Foldable Design with Carrying Case; Built-In Microphone; Extra-Comfortable Cushioned Ear Band.

Support Bluetooth Version 2.0; Headset and Handsfree Profile; 14 grams Light-Weight for Extend Use; 120Hrs Standby/6Hrs Talk Time; Extra-Comfortable Ear Band

Support Bluetooth Version 2.0; Headset and Handsfree Profile; 14 grams Light-Weight for Extend Use; 120Hrs Standby/6Hrs Talk Time; Extra-Comfortable Ear Band

Support Bluetooth Version 2.0; Headset and Handsfree Profile; 150 Hz - 20 KHz Frequency Range; 80 dB Signal to Noise Ratio (SNR); 32 Hours Playtime (4-AAA Alkaline Batteries); Built-in Microphones & Aux Input