The Site:1 is a handmade, customizeable and portable bluetooth speaker. It is hand crafted from tone woods, like a guitar or violin and it has LED light array of 7 preset colors and anodized self-attaching grill cover and anodized UI Dial. The Site:1 features a built-in 2250 mAh rechargeable lithium polymer power pack that can run up to 15 hours at a 90 dB continuous level. Also you can plug in the 15-V 2A wall charger and recharge via fast charging port, without interruption to the music.