Hercules DJ 4 Set combines the functions & sensations of a pro controller with the simplicity users need for free rein in hosting wild, memorable parties! Technical specifications Built-in audio 4-channel output: stereo line output for the mix, stereo headphone output for previewing tracks Microphone input: input with talk-over function No need to carry an audio interface Large DJ controller Same size as DJ Console Rmx: 35x 25cm (13.7x 9.8") Large for mixing, compact enough for mobile use Lightweight: < 2 kg/4.4 lbs USB (Universal Serial Bus) bus-powered: no need for a power plug Jog wheels Touch detection activated by weight of users hand Large: 12cm (4.7") diameter/1.5cm (0.6") height 2- & 4-deck control (A/B/C/D) 2-deck controls + 2 deck switches convert deck A intoC, & deck B into D => control 4 virtual decks Deck switches convert all deck controls into another set of MIDI commands, + mixer volume & EQ controls Deck viewers: lights up the letter of the controlled deck Backlighting color of jog wheels changes, to indicate which virtual deck is being controlled User-friendly Comfortable mixing Well-spaced controls Large, non-slip feet Software included Virtual DJ 7 LE DJC Box contents USB (Universal Serial Bus) bus-powered controller 2 decks + mixer controls 4-channel out (stereo out for mix + stereo out for preview) / 1-channel in (microphone) Drivers MIDI control in Mac OS/ Windows Audio drivers: Core Audio (Mac OS) WDM/ASIO (Windows) Minimum configuration Computer with: 1GB RAM CD- or DVD-ROM drive Powered USB (Universal Serial Bus) port 100MB hard drive space Internet access (for software or driver updates) For Windows XP/ Vista/7 (32- & 64-bit): 1.5 G Hz CPU (Atom, Core Duo, Athlon) For Mac OS 10.5/10.6 (32-bit): 1.5 G Hz Core Duo CPU