... * Built-in FM Transmitter * Solar Powered * TTS function, DSP Technology * Supports TF Card Solar Panel bluetooth car kitKey Features:1 ... .Bluetooth car kit with DSP(Digital Sound Process) Technology which be installed on car windshield2.Built- ... Manual, Car Charger, USB Cable, ClampShenzhen Koogogo Science & Technology Co., Ltd is a professional manufacturer in Shenzhen, China. Our ...