... ×2 (RMS) Car Shape Mini Speaker with Digital MP3 player & TF slot & LED Display & FM Radio & rechargeable Lithium Battery Specification : * ... Supports MP3,MP4,mobile phone, PC etc. * External good quality rechargeable lithium battery * Multi-function keys: volume control, music selecting, ... x 2 RMS Car Shape Mini Speaker with Digital MP3 player TF slot LED Display FM Radio rechargeable Lithium Battery