Boss Audio 600-Watt Bluetooth Built in-Amp 3 inch Speaker Kit 

• Black 3" Full Range Speakers Feature a Built-in Bluetooth Wireless Streaming Receiver – No Headunit Needed
  
• Built-in Amplifier with Wired Remote Volume Control
  
• Bluetooth Audio Streaming - Stream your Favorite Music or Music Service like Spotify or Pandora Wirelessly
  
• One Pair RCA Inputs, 3.5 mm Aux Input Compatible with Audio Output of Smartphones and MP3 Players
  
• Frequency Response 80Hz to 15KHz, SN >85dB, THD: < 0.01%
  
• Includes Mounting Brackets Adjustable to fit 0.75" to 1.25" Handle Bars
  
• Great for 12V Motorcycles, Scooters and ATV's!
• Sold In Pairs

Motorcycle/ATV Sound System with Bluetooth Audio Streaming, One pair of 3" Weather Proof Speakers, Aux Input and Volume Control