3" TFT Screen/ A2DP Bluetooth/ AM/FM, Weather band, Displays MP3 ID3 Tag information, Rugged buttons/ 4Volt RCA F/R/SUB, Rear USB port for music playback and 2.1A charge, 7 Band EQ, Reverse Camera Input (No Amplifier) Mounting Dims: 3" (Height) 4.5" (Width) 3.5" (Depth)