Mini, compact, ultra-slim and portable design. High quality, super bass and outstanding sound. Adopt mobile enhancement technology and Bluetooth wireless technology. Ultra-clear sound speaker and utmost sensitive microphone. One key to control. Both headset and hands-free profile integrated. Let you enjoy outstanding sound and music freely and conveniently anytime and anywhere. Compatible with any Bluetooth enabled mobile phones. Suitable for universal mobile phones. Comfortable to wear on the left or right ear. Come with an ear loop for easy carrying with you on the go. Support Bluetooth V2.1. Transmission distance: 10M. Charging time: 3-4 hours. Talking time: 7 hours. Standby time: 100 hours.