Advanced Car Mount System for Blackberry - FM Transmitter & Charger - Hands-Free Calling - Car Stereo MP3 Playback - for BOLD 9000 / 9700 - Curve 8520 GEMINI - World Edition 8800 / 8820 / 8830 INDUSTRY LEADING 3 YEAR WARRANTY Superior Mount design combines 3 most important features in just one unit : holds, charges & plays BLACKBERRY! BlackBerry specific feature: Hands-free calling , Music Automatically Fades out when Call Comes in and Resumes Transmitter features LCD screen and best quality sound in today's FM transmitter technology Simple to use: plug into cigaretter lighter adapter -charge and play. Includes usb port