Filled with newly developed BOSS technology, the DD-500 is the most powerful and versatile stompbox delay ever created. This incredible sound-creation toolbox offers 12 distinctive delay modes with exceptional audio quality, plus deep editing controls, a graphic display, patch memories, MIDI, and much more. From basic echo to dead-on emulations of classic delays to incredibly lush spatial textures that take your breath away, the DD-500 will launch your music places you never thought possible. Studio-level stereo sound with 32-bit/96 kHz processing throughout 12 versatile delay modes from vintage to modern deliver unlimited creative possibilities Unrivaled real-time expression with customizable control settings for onboard and external switches Graphic LCD for easy, intuitive operation while performing and editing Onboard patch memories and hands-on controls Equipped with a built-in Phrase Looper, MIDI, USB, and more Selectable buffered or true-bypass operation Runs on four AA-size batteries or PSA-series AC adapter Twelve Versatile Delay Modes and Deep Editing Options With the DD-500’s 12 delay modes, you can create any delay sound you can imagine, and then some. Everything you need is here, from warm, gritty vintage delays and tape echo to complex modern delay lines that employ pitch shifting, filtering, and other unique processing. With the hands-on knobs, it’s easy to shape essential parameters and create great sounds immediately. Each delay type also includes a semi-parametric four-band EQ, modulation, ducking, and many other parameters, allowing you to dive deep and refine tones with maximum precision. •Standard—Clear digital delay.•Analog—Emulates classic analog “BBD” delays like the BOSS DM series.•Tape—Emulates the warm sound of tape-based delay units, including the Maestro Echoplex and legendary Roland RE-201 Space Echo.•Vintage Digital—Emulations of early digital delays from the 1980s, including Roland’s famous SDE-2000 and SDE-3000 rack units and the BOSS DD-2, the original stompbox digital delay.•Dual—Two different delay lines that can be connected in series or parallel.•Pattern—Sixteen different delay lines that can be set independently for all types of unique rhythmic effects.•Reverse—Backwards delay for cool psychedelic effects and other unique tones.•SFX—“Special effects” delay with a highly unique sound character.•Shimmer—Pitch-shifted delays for lush, heavenly textures.•Filter—Delay with a sweeping filter.•Slow Attack—Ethereal delays that fade in with playing dynamics.•Tera Echo—Spacious, animated ambience effect derived from the innovative BOSS TE-2 pedal. SpecificationsSampling Frequency96 kHzAD/DA Conversion32 bitsProcessing32-bit floating pointDelay Modes12 modes STANDARD ANALOG TAPE VINTAGE DIGITAL DUAL PATTERN REVERSE TERA ECHO SLOW ATTACK FILTER SHIMMER SFXMaximum delay time10 sec.(depends on delay mode)Phrase loop60 sec. (96 kHz/MONO, 48 kHz/STEREO) 120 sec. (48 kHz/MONO) Delay can be applied.Patches198 (99 banks x 2 [A] [B]), 297 (99 banks x 3 [A] [B] [C])PedalsFoot switch x 3 [A][B][TAP/CTL]KnobsMODE TIME/VALUE FEEDBACK E.LEVEL TONE MOD DEPTHDisplayGraphic LCD (128 x 62 dots, backlit LCD) x 1Nominal Input LevelINPUT A/MONO, B: -10 dBuMaximum Input LevelINPUT A/MONO, B: +8 dBuInput ImpedanceINPUT A/MONO, B: 1 M ohmNominal Output LevelOUTPUT A/MONO, B: -10 dBuMaximum Output LevelOUTPUT A/MONO, B: +8 dBuOutput ImpedanceOUTPUT A/MONO, B: 2 k ohmsRecommended Load ImpedanceOUTPUT A/MONO, B: 20 k ohms or greaterBypassBuffered bypass or True bypass (with relays)ConnectorsINPUT A/MONO, B jacks: 1/4-inch phone type OUTPUT A/MONO, B jacks: 1/4-inch phone type CTL 1,2/EXP jack: 1/4-inch TSR phone type USB COMPUTER port: USB type B USB-MIDI MIDI (IN, OUT) connectors DC IN jackPower SupplyAlkaline battery (AA, LR6) x 4 AC adaptorCurrent Draw200 mAExpected battery life under continuous use (These figures will vary depending on the actual conditions of use.)Alkaline: Approx. 7 hoursAccessoriesOwner's manual Leaflet USING THE UNIT SAFELY Alkaline battery (AA, LR6) x 4Options (sold separately)AC adaptor: PSA series Footswitch: BOSS FS-5U, FS-5L Dual Footswitch: BOSS FS-6, FS-7 Expression Pedal: BOSS FV-500H, FV-500L, Roland EV-5Size and WeightWidth170 mm6-3/4 inchesDepth138 mm5-7/16 inchesHeight62 mm2-1/2 inchesWeight (including battery)1.0 kg2 lbs 4 oz.* 0 dBu = 0.775 Vrms