DJ CD Decks
Industry standard when it comes to club nights, versatile in the formats they take (USB, CD's and any DJ Software) and super durable. If you're serious about DJing get yourself a set of CDJ's. All main brands including Numark, Pioneer, Reloop and Denon available at Music Junkie.
Denon DJ DN-D4500MK2 Dual Digital Media Player
Pioneer XDJ-1000 MKII USB Media Player
Numark NDX500 Table Top CD Player
Numark CDN77 USB Complete Rack-Mountable DJ Solution
Reloop RP-8000S Straight Arm Turntable
Numark MP103USB Professional USB and MP3 CD Player