The one and only Bad Wolf TARDIS wireless speaker will seamlessly pair with most any Bluetooth device. Meticulous cosmetic craftsmanship along with incredible sound quality achieved by the engineers at Massive Audio and FAMETEK will make these units highly desirable by collectors and audiophiles alike. The easy to use interface allows for an array of control options. The top lamp and Windows have LED indicators let you know when you power the device on/off and when you are connected. Additionally 5 different sound clips - Materialize, Dematerialize, Cloister Bell, Flight, Turbulence - are programmed to indicate connection and activity. Other features include auxiliary In for direct connection via 3.5mm cable; USB rechargeable lithium-ion battery with 5-hour life; and battery indicator display/voice battery low indicator.