-Compliance with Bluetooth Specification Version 1. 2, with adjustable clip, which is easy to wear on ear;          
-Support Headset and Handsfree Profiles;          
-Wirelessly connects to most Bluetooth mobile phone;          
-Output: Power Class: Class 2, wireless connectivity up to 10M;          
-Support RF Power Class 2;          
-Wireless connectivity up to 10m;          
-Support Rechargeable Lithium-Polymer Battery with built in charging circuitry;          
-Operating frequency range is ISM band of 2. 4GHz to 2. 48GHz;          
-LED status indication for different mode of operation;          
-Two Buttons Control;          
-Talk time: Up to 6 hours; Standby Time: Up to 180 hours;          
-Nominal Charging Time: Within 2 hours.          
-5 kinds of colors are available: RED, WHITE, BLACK, BLUE, GREY