... VCD disc songs directly to the hard drive via the computer easily. Add songs via U disk, add songs SD card, add song ... . 6, large quantity songs storage: Support 20000G hard, 1000G hard drive can store more than 20,000 Primal original music (MTV ... ) songs, mass song in one machine and KTV without changing disk. 7, high-quality song library: 100% of MTV music, 99 ...