Allen & Heath Xone:43C High Performance 4+1 Channel DJ Mixer with Soundcard (AH-XONE:43C) 16-channel 96kHz 24bit internal soundcard Serato DJ and DVS upgrade ready X:LINK for plug n' play connection to Xone:K series controllers 4 channels with phono/USB/line inputs VCF Filter system - low-pass, high-pass and band-pass filters plus frequency and resonance controls