Opti-Drive 700 Watt Bluetooth Speaker System with Pair of 3-in Weatherproof Speakers, 4-Channel Amp

350 Watts x 2 Channels Micro Amplifier with wire harness 2/4 Channel for up to four speaker hookup 175 Watts x 4. Includes Two handle-bar Mount Aluminum Die-cast Weatherproof 2.25-in Speakers Two additional amplified channels for a total of 4 speaker hook-up. 3-in Dual Aluminum die cast bullet Speaker with Supreme high temperature Voice Coil. Pair of Chrome Handlebar Clamps Chrome Universal Handlebar Mount Rotary Volume Control. Chrome Stainless Universal handlebar audio mount. 12 Volt T-TAP Plug for direct connection on American made Motorcycles. USB charger & Satellite 5V plug Easy Chrome Stainless Mounting Brackets and Accessories included. Environment resistance and water proof Bluetooth and in-line volume control console with 3.5mm Stereo Input Jack, Easy Connection to the Output of Other Audio Devices Works with iPhone/Smartphones, iPod/MP3 Players, Cell Phones, etc.. Bluetooth 3.0 technology. Bluetooth auto connected while power on. Bluetooth auto disconnected while Aux-in 3.5mm connector. Bluetooth console Dimension L x W x H : 2.36 x 1.65-in x 0.87-in Easy and quick installed handle-bar mount bracket is included Speaker Dimensions : 4.8-in L x 3.35-in W x 3.35-in H Amplifier Dimensions : 5.71-in L x 3.05-in W x 1.19-in H