Stream music from your smartphone, tablet, or any Bluetooth enabled device. Integrated One button functionality allows quick Bluetooth connectivity, answer calls through the speaker and take a call mid-playlist.. Metal grill has been designed to allow for full color digital print (LogoMagic) directly on to the grill surface. LED indicator for Bluetooth connection and battery level. Charging time: approximately 1 hours. Playback time: approximately 4 hours. Built-in lithium battery can be charged with the included micro USB cable (700mAh). Bluetooth operating distance of up to 30 feet. Gift box dimensions: 6.5L 3.9H 1.6W. Bluetooth: QDID: 115850. Max power: 1 watt per speaker, 2 total watts