Type:MP3; Color:Blue,Yellow,Red,White,Black; Dimensions (L x W x D, mm):60 x 44 x 19 ; Net Weight (KG):0.023; Audio Formats:WMA,MP3; Memory Type:Flash Memory; Memory Capacity:4GB; Recharge Time:2; Control Type:Button; Connection Type:USB 2.0; Compatible Operating Systems:Linux,Windows03/07/vista,MAC; What's in the box:1 x User Manual,1 x USB Cable,1 x MP3 Player