usb motorcycle mp3/fm radio buzzer alarm security, fm radio, mp3 usb, sd card slot, remote, waterproof LED ... No.: GSG-07TR Specification: It is combination of anti-theft alarm system and music player ,is an innovated technology product for ... Tricycle Main function: MP3 player+ Anti-Theft system+FM Radio +Alarm Buzzer Additional function: Speech Reminding ( Optional )Speech language choice: English ...