Key Features * Support Skype, VoipBuster, VoipStunt, QQ * Slim and Stylish - Just 15mm thick * Dot-Matrix LCD with Blue backlight * Comfortable and Great Quality Keypads * Customizable Music Ring tone * Support show contact name of any-language on LCD display, like Russian, Japanese, Chinese, Korean, etc * Noise reduction for better sound quality * Compliant with USB 1.1 specification * Works as microphone & earphone with Google Talk, Yahoo Messenger, MSN Messenger, MS NetMeeting, X-Lite and etc. Physical Specification USB LCD Display: LCD Display Dimension: Dimension: Net Weight/Gross Weight Power Operating Voltage Audio Frequency Response Receiver Output Impedance Microphone USB Cable with A-Type Connector Dot-Matrix LCD (128x64 pixels) 32 mm x 24 mm 117 mm x 45 mm x 15 mm 115g / 175g Self powered USB DC 5V 100Hz-15kHz 250 mW /32 Ohm -58 dB Package Content o CD-ROM o Quick Installation Guide o USB Cable