SHARK MOTORCYCLE AUDIO BLUETOOTH AUDIO 2000W 4.1CH SHKC7800NLP98DA WITH FM radio Color : Black amplifier with chrome speakers This is for a full motorcycle marine audio speaker system. An amp and 4 waterproof speakers are all included This amplifier has it all. Built in Bluetooth so you can connect to any gps, phone, mp3 player wirelessly. Just keep your phone in your pocket and connect. , Crystal clear FM reception with included waterproof antenna, sd slot, usb slot. Bluetooth Built in external antenna jack with marine *grade antenna for FM and Bluetooth USB& SD Slot input, 3.5mm AUX input Big Size LCD Screen to show song FM frequency, USB, SD input FM radio full function WIRED REMOTE / WIRELESS control Power and MUTE switches 4.1 Stereo Channels Great for golf carts as well. Whats in the box? 2000 watt 4.1 channel amplifier with FM tuner, SD slot, 3.5 aux input, built in Bluetooth. 4 pcs 3ich waterproof speakers Silicon Waterproof Case 2 full featured remotes (wired and wireless) External antenna jack waterproof antenna for crystal clear reception Major Improvements. 1 wired remote to control the next song and last song when using AUX input. 2.Random play when reopen the unit. 3.Improved lcd screen 4. FM radio 40 stations( 5. new wireless remote and wired remote will be better operation. 6. USB have charge function 7. good quality power wire 8. No bluetooth noise when using bluetooth Size of Amplifier: Length - 5 1/3 Inches Width - 4 2/3 Inches Height - 2 Inches Shipping Lead time : 3 to 5 days Black amplifier with chrome speakers!!!