... 3D 2,Chip: TP6911 3,Support Channel: 5.1 External usb sound card 1,Audio Support: DirectSound 3D2,Chip: TP69113,Support Channel ... or headphones with a microphone hole;USB interface, plug and play, instead of traditional sound card;Microphone recording function;Kara OK ... field preset modes;The analog signal (microphone and CD, MP3, TV, tape recorders and other line signal) into digital signals and ...