1, cow shape mp3 player 2, with built in rechargeable battery 3, low MOQ , fast delivery Audio Format : MP3, WMA, WMV Control Type : Button Data Transfer : USB 2.0 Operating Systems : Microsoft Windows Vista , Windows 98 / SE / ME / 000 / XP ,Mac OS 10, Linux 2.4.2 Work Time : 3 - 5 hours Built- in Microphone Built-in Rechargeable Lithium-Ion Battery SNR : 85db Headphones Jack : 3.5 mm Stereo Jack Dimensions : 33(W) x 33(D) x 12(H)mm Color : Black & White Accessoies : User's manual Eaprhone USB cable

little cow mp3 player