AM/FM radio wavebands MP3 playback and control via USB or micro SD card Bluetooth (A2DP) music playback and control Built-in rechargeable Lithium 18650 battery for portability and convenience Alternative mains or alkaline battery operation (mains lead included) Low voltage 5v Adaptor operation (adaptor not included) Dimensions: L19 x W7 x H12 cm (approx.) Battery operation: 2x D (not included) Colours: wood effect (WD) Packaging: gift box