... , WAV, OGG music format playback, support for Microsoft's audio and conventional sound; Support TF card, capacity ... RMVB, FLV, WMV, 3GP, MP4 ultra-clear video playback; Supports JPEG, BMP, GIF format images, automatic ... , transmission speed of up to 4MB / S; Support e-book reading and bookmark functions; ... TF card slot Speaker: Built-in high-power speaker Video Format: MPEG4 AVI, RM, RMVB, FLV, WMV, ...