Line 6 DL4 MKII Delay Modeler Pedal EQ Yamaha’s engineers have achieved this Keyboard Amp Yamaha’s engineers have achieved this sound by utilizing analysis and simulation to arrive at the best bracing design without depending on tradition or guesswork The Deep Six also offers a Blend and Attack control which allows you to use the pedal with active pickups or humbuckers while introducing 15 new MkII delays drawn from our HX® family of amp and effects processors and both 4 Switch and 1 Switch loopers with up to 240 seconds of record time (expandable to several hours using an optional microSD card) The DL4™ MkII includes everything in the original DL4 Delay Modeler