Boss Audio Plug & Play Bluetooth Sound System Excluded From Discounts powered by lithium-ion batteries to

powered by lithium-ion batteries to ensure consistent warmth

Battery Life: Up to 18 hours average

Polycarbonate Composite Shell

versatile and comfortable layering system that provides moisture-wicking

Boss Audio Plug & Play Bluetooth Sound System Excluded From Discounts powered by lithium-ion batteries toAudio Streaming Audio streaming [A2DP] is an audio protocol of Bluetooth technology. This profile allows for audio to be streamed wirelessly from your compatible device, such as a Smartphone, to the source unit so you can enjoy your favorite music or streaming music service such as Pandora or Spotify, wirelessly. Built In Amp Systems with a built in amplifier do not require the addition of an outside amp to play louder. You only need a 12V power