1.Intelligent household products 2.Music controller 3.Sound System amplifier 4. Factory direct sell Product DescriptionYZ-100 is cost-effective ... , APE, FLAC, ACC, OGG, AC3, DTS music format 3. Support RM/RMVB, MPEG - 1/2/4, AVI, h. 264 (SD, HD ... Intelligent Household Family Background Music Sound System Music Controller Host Amplifier YZ-100