Power On / Off Switch - Two Pairs of Chrome Handlebar Clamps - Easy Chrome Stainless Mounting Brackets and Accessories Included.FM Radio / AUX Input - 4 Channel Micro Amplifier(300W of each Speaker Output) with Wire Harness - Chrome Universal Handlebar Mount Rotary Volume Control - Speaker Dimensions: 3.25"(W) x 3.25"(H) x 4.375"(L).Built In FM Radio Electric Up/Down Auto-Scan Tuning System - 300 Watts x 2 @ 4 ohms or 150 Watts x 4 @ 4 ohms - Chrome Stainless Universal Handlebar Audio Mount - Amplifier Dimensions: 3.50"(W) x 1.375"(H) x 3"(L.Dot Matrix LCD FM Frequency - 3.5mm Stereo Input Jack, Easy Connection to the Output of Other Audio Devices Like CD/MD/Mp3/Ipod, etc - 12 Volt T-TAP - Sold as: Unit.Digital Volume Control & Mute Function - 3" Dual Aluminum Die-cast Bullet Speakers with Kapton Voice Coil - Chrome USB 5 Volt Charger The PLMCA98 weatherproof speaker system is what you need to listen to high-quality auto on your motorcycle, ATV, or snowmobile. It comes with four 3” bullet-style 300-watt weatherproof speakers and a 600-watt, four-channel amplifier for complete immersion in your music. Plug your MP3 player or iPod into the included 3.5mm jack to listen to your favorite music on this stylish system. Or, scan through radio stations with the FM radio. Charge your MP3 player with the satellite USB plug (USB for charging only). Easy handlebar mounting brackets and accessories are included to make installation a quick process. Now you can listen to music on the go, anywhere -thanks to Pyle’s Cycle Series speakers and amplifiers.