Product Description Key Technical Specifications of the HTC S621 Size 4.39" x 2.46" x .50" inches Weight 4.23 oz. with battery Keypad Backlit QWERTY layout Navigation 5-way navigation button enables easy use Phone Integrated earpiece/microphone, along with Integrated Speakerphone Notification Tone, vibrate, on screen and LED indicator Bluetooth® Technology V2.0 Compliant - sync with your computer, use headsets, or use as a modem User Interface Familiar Windows look and feel ...