Features 1.IP66 waterproof grade, the most advanced weatherproof material and special ultraviolet protective coating, can resist corrosion and be protected from various elements. 2.With America and Europe switchable tuner frequency, practical to use. 3.Quick disconnect harness for pre‑wired installation, easy to install. 4.The front USB input is used for MP3 and other audio file playback. 5.Zero current consumption EPROM memory retains preset values. Specification Condition: 100% Brand New Item Type: MP3 Player Material: ABS Color: As picture shown Power Supply: 12V Specifications: AM / FM Bluetooth Audio Source, AUX IN, RCA OUT, USB USB Function: Support MP3 AM / FM Tuner with 18FM/12AM Preset AUX: Support Frequency Range: FM: 87.5MHZ = 108MHZ AM: 530MHZ-1710KHZ Complies with Astm B117 Salt/fog Standard Complies with Astm D4329 Installation Size: Approx. 130 x 80mm/5.1 x 3.1in General Characteristics: Zero current consumption EPROM memory retains preset values; Digital media player with AM/FM and Weatherband tuner; Bluetooth V4.0 hands-free calling of the enabled device; Play A2DP wireless audio from enabled devices; Front USB input for MP3 and other audio file playback; Audio output in the second zone with independent volume; 2-band equalizer with audio grade control; 2-channel stereo RCA audio input screen for personal media players; battery low voltage warning indicator. Package List 1 x MP3 Player 1 x Earphone Mic 1 x Flat Cable 2 x Mounting Accessory 1 x Manual