Find Remote Codes Homepage

Remote Control Codes for Motorola DRC-450

Motorola DRC-450 Remote Control

The Motorola DRC450 universal remote will control up to four devices, including Motorolas interactive digital terminals*, most TVs,VCRs,Amplifiers,DVD players, PVRs,Tuners, and CD players. *NOTE: Digital models include the DCT1000, DCT1200,DCT1700,DCT2000,DCT2500, and DCT5100. The DRC450 can also control older Motorola analog models like the CT1900, CFT2100, CFT2200, and CFT3300. The DRC450 requires two new AA alkaline batteries (included) and has easy programming to control your Motorola interactive digital terminal, as well as all of the basic functions of your other original remote controls.Moreover, the DRC450 helps eliminate the need to use multiple remote controls. For best results, please read and perform all instructions listed herein.Also, keep these instructions for future reference. FEATURES AND FUNCTIONS Use the DRC450 mode keys (i.e., AUDIO, VCR/DVD, CABLE, or TV) to control a specific device.When pressed, the selected mode key will light, confirming your choice.Use the other keys to perform desired actions (see the following key chart). NOTE: The selected mode will remain active until you press another mode key. Press AUDIO, VCR/DVD, CABLE, or TV once to control a device. Press POWER once to turn on or off the selected home entertainment device. Press HELP once to display the help screen. Press MUTE once to turn sound off or on. Use PAGE (or PAGE ) to page up (or down) through menu screens and the electronic program guide. Use LOCK** to restrict viewing of selected programs (Parental Control). Use EXIT to exit menu or guide. Use INFO to display current channel and program information. Use these keys to move the cursor in the electronic program guide and menu screens. Use OK**to chose menu options, PPV events, and to tune programs from the electronic program guide. Use GUIDE to display the electronic program guide. Use MENU to display the main menu. In TV or CABLE mode, use VOLUME + (or VOLUME -) to raise (or lower) sound volume. Use CHANNEL + (or CHANNEL -) to select the next higher (or lower) channel. Use LAST to recall last channel or go back one screen in the menu. In the CABLE mode, press FAVORITE once to display programmed favorite cable channels. These functions are set by your cable system operator. Use the keypad (0 ~ 9) to directly select the channels (e.g., 09 or 031). Press TV/VCR BYPASS once to switch VCR to view TV or tape (not supported by all applications). Use ENTER/MUSIC to display menu of digital music channels, or to enter channels on some TV models. In the VCR/DVD and TV modes, use the STOP, PAUSE, PLAY,REW., and F.FWD. keys to control a VCR (or DVD player).To record a program on a VCR, press RECORD once. In the CABLE mode, press DAY> (or <DAY) once to move the electronic program guide ahead (or back) 24 hours. **NOTE: Functionality of the LOCK and OK keys are dependent on the software and the model of Motorola interactive digital terminal.

Programming Instructions

  1. Turn on a device (e.g.,VCR) and, if applicable, insert media, (e.g., cassette or disc).
  2. NOTE: Please read steps 2-4 completely before proceeding. Highlight or write down the codes and device you wish to program before moving on to step 2.
  3. On the DRC450, press and hold a mode key (i.e., AUDIO,VCR/DVD, CABLE,or TV) for at least 6 seconds, until you see the programming mode start.Each mode key light will turn off and on sequentially, starting with AUDIO on through TV, and the sequence will repeat twice. At this time, release the mode key and wait until its lit continuously.
  4. Locate the code for your device in Manufacturers Codes on the back of this user guide.Brands are listed in alphabetical order with the most popular codes listed first.
  5. Enter the first four-digit code for your device. If you perform this procedure correctly, the selected mode key will blink three times.
  6. NOTE: If you enter an invalid code, the selected mode key will turn off. Repeat steps 2 through 4 with a valid code.
  7. Aim the DRC450 at your device and press POWER once.The device should turn off. If it does not respond, repeat steps 2-4, trying each code listed for your brand until you find one that works. If it still does not work, try Searching For Your Code.
  8. NOTE: If the device does not have a POWER key, press the (Play) key.

Remote Control Codes

  • Cable Box
  • Director 0476
  • General Instrument 0476
  • Jerrold 0476, 0276
  • Motorola 0476, 0276
  • Supercable 0276,
  • CD Player
  • Aiwa 0157, 0124
  • Burmester 0420
  • California Audio Labs 0029, 0303
  • Carver 0157, 0179, 0437
  • Denon 0873, 0003
  • DKK 0000
  • DMX Electronics 0157
  • Emerson 0305
  • Fisher 0174, 0179
  • Garrard 0393, 0420
  • Genexxa 0032, 0305
  • Harman/Kardon 0157, 0173
  • Hitachi 0032
  • JVC 0072
  • Kenwood 0681, 0826, 0626, 0028, 0037
  • Kenwood 0190
  • Krell 0157
  • Linn 0157
  • LXI 0305
  • Magnavox 0157, 0305
  • Marantz 0626, 0029, 0157, 0180
  • MCS 0029
  • Miro 0000
  • Mission 0157
  • MTC 0420
  • Nikko 0174
  • NSM 0157
  • Onkyo 0868, 0101
  • Optimus 1063, 0000, 0032, 0037, 0145
  • Optimus 0179, 0305, 0420, 0437, 0468
  • Panasonic 0029, 0303
  • Parasound 0420
  • Philips 0626, 0157
  • Pioneer 1063, 1062, 0032, 0305, 0468
  • Polk Audio 0157
  • Proton 0157
  • QED 0157
  • Quasar 0029
  • RCA 1062, 0032, 0053, 0179, 0305
  • RCA 0468, 0764
  • Realistic 0179, 0180, 0420
  • Rotel 0157, 0420
  • SAE 0157
  • Sansui 0157, 0305
  • Sanyo 0179
  • Scott 0305
  • Sears 0305
  • Sharp 0861, 0037, 0180
  • Sherwood 1067, 0180
  • Sonic Frontiers 0157
  • Sony 0490, 0000, 0185
  • Soundesign 0145
  • Tascam 0420
  • Teac 0174, 0180, 0393, 0420
  • Technics 0029, 0303
  • Victor 0072
  • Wards 0157, 0053
  • Yamaha 0888, 0036, 0187
  • York 0461,
  • DVD Player
  • Aiwa 0641
  • Apex Digital 0672, 0755
  • Blue Parade 0571
  • Denon 0490, 0634
  • Emerson 0591
  • Enterprise 0591
  • Fisher 0670
  • General Electric 0522, 0717
  • Go Video 0715
  • Gradiente 0651
  • Greenhill 0717
  • Harman/Kardon 0582
  • Hitachi 0573, 0664
  • Hiteker 0672
  • JVC 0558, 0623
  • Kenwood 0534, 0682
  • Konka 0711, 0719, 0720, 0721
  • Magnavox 0503, 0675
  • Marantz 0539
  • Microsoft 0522
  • Mitsubishi 0521
  • NAD 0704
  • Onkyo 0503, 0627
  • Oritron 0651
  • Panasonic 0490, 0632, 0677
  • Philips 0503, 0539
  • Pioneer 0525, 0571, 0632
  • Princeton 0674
  • Proscan 0522
  • RCA 0522, 0571, 0717
  • Samsung 0573
  • Sanyo 0670
  • Sharp 0630
  • Sherwood 0633
  • Sony 0533
  • Technics 0490
  • Techwood 0692
  • Theta Digital 0571
  • Toshiba 0503
  • Urban Concepts 0503
  • Yamaha 0490, 0545
  • Zenith 0503, 0591,
  • Tuner
  • ADC 0531
  • Aiwa 1089, 1405, 0121, 0158, 0189
  • Aiwa 0405
  • Audiotronic 1189
  • Bose 1229
  • Capetronic 0531
  • Carver 1089, 1189, 0042, 0189, 0360
  • Carver 0269
  • Casio 0195
  • Clarinette 0195
  • Curtis-Mathes 0080
  • Curtis-Mathes 0300
  • Denon 0160
  • Denon 1104, 1160, 0004
  • Emerson 0424
  • Fisher 0042, 0360
  • Garrard 0424, 0463
  • General Electric 0078
  • Harman/Kardon 0110, 0189, 0891
  • Harman/Kardon 0892
  • Hewlett-Packard 1181
  • JBL 0110
  • JVC 0331
  • JVC 0074
  • Kenwood 1313, 1027, 1570, 1569, 0027
  • Kenwood 0042, 0186
  • Koss 0424
  • LeftCoast 0892
  • Linn 0189
  • Linn 0269
  • Lloyds 0195
  • LXI 0181
  • Magnavox 1089, 1189, 0189, 0195, 0391
  • Magnavox 0531
  • Magnavox 0269
  • Marantz 1089, 1189, 0039, 0189
  • Marantz 0892, 0321, 0269
  • MCS 0039
  • Modulaire 0195
  • Motorola 1191
  • Musicmagic 1089
  • Nakamichi 0097
  • Nakamichi 0321
  • Onkyo 0135
  • Optimus 0395, 0300
  • Optimus 1023, 0042, 0080, 0181, 0186
  • Optimus 0531, 0670, 0738, 0801
  • Panasonic 0308
  • Panasonic 1518, 0039, 0309, 0367
  • Penney 0195
  • Philips 1089, 1189, 1269, 0189, 0391
  • Philips 1120
  • Philips 0892, 0269
  • Pioneer 0013, 0300
  • Pioneer 1023, 0014, 0080, 0150, 0244
  • Pioneer 0531, 0630
  • Polk Audio 0892, 0269
  • Polk Audio 0189
  • Proscan 1254
  • Quasar 0039
  • RCA 1023, 1254, 0080, 0360, 0531
  • RCA 0300
  • Realistic 0395
  • Realistic 0181, 0195
  • Sansui 0321
  • Sansui 1089, 0189
  • Sanyo 0801
  • Sharp 0186
  • Sherwood 0491, 0502
  • Sony 1058, 1258, 1158, 0158, 0474
  • Sony 0689, 0220
  • Soundesign 0078
  • Soundesign 0670
  • Stereophonics 1023
  • Sunfire 1313
  • Teac 0463
  • Technics 0308
  • Technics 1308, 1309, 1518, 0039, 0309
  • Thorens 1189
  • Victor 0331
  • Victor 0074
  • Wards 0014, 0080, 0158, 0189
  • Wards 0078, 0013
  • Yamaha 0354,
  • Yamaha 0176, 0186, 1176
  • York 0195
  • Zenith 0857,
  • TV
  • A-Mark 0003
  • Abex 0032
  • Admiral 0093, 0463
  • Adventura 0046
  • Aiko 0092
  • Aiwa 0701
  • Akai 0030
  • Alaron 0179
  • Ambassador 0177
  • America Action 0180
  • Ampro 0751
  • Anam 0180
  • Anam 0055
  • Aoc 0030, 0019, 0003, 0052, 0185
  • Archer 0003
  • Audiovox 0451, 0180, 0003, 0092, 0623
  • Baysonic 0180
  • Belcor 0019
  • Bell & Howell 0154, 0016
  • Bradford 0180
  • Brockwood 0019
  • Broksonic 0236, 0463, 0003
  • Candle 0030, 0056, 0046, 0186
  • Carnivale 0030
  • Carver 0054
  • CCE 0217
  • Celebrity 0000
  • Cineral 0451, 0092
  • Citizen 0060, 0030, 0056, 0039, 0046
  • Citizen 0092, 0186, 0280
  • Clairtone 0185
  • Concerto 0056
  • Contec 0180, 0157, 0185
  • Craig 0180
  • Crosley 0054
  • Crown 0180, 0039
  • Curtis-Mathes 0047, 0054, 0154, 0051, 0451
  • Curtis-Mathes 0093, 0060, 0030, 0145, 0056
  • Curtis-Mathes 0016, 0039, 0166, 0466, 0747
  • Curtis-Mathes 1147, 1347
  • CXC 0180
  • Daewoo 0451, 0019, 0039, 0092, 0623
  • Daewoo 0624
  • Daytron 0019
  • Denon 0145
  • Dumont 0017, 0019
  • Dwin 0720, 0774
  • Electroband 0000, 0185
  • Electrohome 0381
  • Emerson 0154, 0236, 0463, 0180, 0282
  • Emerson 0178, 0019, 0179, 0039, 0038
  • Emerson 0177, 0185, 0280, 0623, 0624
  • Envision 0030
  • Fisher 0154, 0159
  • Fujitsu 0179, 0683
  • Funai 0180, 0179, 0171
  • Futuretech 0180
  • General Electric 0047, 0051, 0451, 0093, 0282
  • General Electric 0178, 0021, 0055, 0027, 0135
  • General Electric 0747, 1147, 1347
  • Gibralter 0017, 0030, 0019
  • Gold Star 0030, 0178, 0019, 0056, 0001
  • Gold Star 0032
  • Gradiente 0053, 0056
  • Grunpy 0180, 0179
  • Hallmark 0178
  • Harley-Davidson 0179
  • Harman/Kardon 0054
  • Harvard 0180
  • Havermy 0093
  • Hitachi 0145, 0056, 0016, 0032, 0038
  • Hitachi 0151
  • Infinity 0054
  • Inteq 0017
  • Janeil 0046
  • JBL 0054
  • JCB 0000
  • JVC 0053
  • Kaypani 0052
  • KEC 0180
  • Kenwood 0030, 0019
  • Kloss 0024, 0046
  • Konka 0628, 0632, 0638, 0703, 0707
  • KTV 0180, 0030, 0039, 0185, 0217
  • KTV 0280
  • LG 0056
  • Logik 0016
  • Luxman 0056
  • LXI 0047, 0054, 0154, 0156, 0178
  • LXI 0747
  • Magnavox 0054, 0030, 0179, 0020, 0024
  • Magnavox 0096, 0186, 0187, 0386, 1254
  • Majestic 0016
  • Marantz 0054, 0030
  • Matsushita 0250
  • Megatron 0178, 0145, 0003
  • MEI 0185
  • Memorex 0154, 0250, 0463, 0150, 0178
  • Memorex 0179, 0056, 0016
  • MGA 0150, 0030, 0178, 0019
  • Midland 0047, 0017, 0051, 0039, 0032
  • Midland 0135, 0747
  • Minutz 0021
  • Mitsubishi 0093, 0150, 0178, 0019
  • Motorola 0093, 0055
  • MTC 0060, 0030, 0019, 0056, 0185
  • Multitech 0180, 0217
  • NAD 0156, 0178, 0166
  • NEC 0030, 0019, 0056, 0497
  • Nikko 0030, 0178, 0092
  • Noshi 0018
  • NTC 0092
  • Onwa 0180
  • Optimus 0154, 0250, 0166
  • Optonica 0093, 0165
  • Orion 0236, 0463, 0179
  • Panasonic 0250, 0051, 0055
  • Penney 0047, 0156, 0051, 0060, 0030
  • Penney 0178, 0021, 0019, 0018, 0056
  • Penney 0039, 0003, 0027, 0032, 0135
  • Penney 0747, 1347
  • Philco 0054, 0463, 0030, 0145, 0019
  • Philco 0020, 0096
  • Philips 0054
  • Pilot 0030, 0019, 0039
  • Pioneer 0038, 0166, 0679
  • Portland 0019, 0039, 0092
  • Princeton 0717
  • Prism 0051
  • Proscan 0047, 0747
  • Proton 0178, 0003, 0052, 0466
  • Pulsar 0017, 0019
  • Quasar 0250, 0051, 0165, 0055
  • Radio Shack 0047, 0154, 0165, 0180, 0030
  • Radio Shack 0178, 0019, 0056, 0039, 0032
  • Radio Shack 0747
  • RCA 0047, 0051, 0093, 0019, 0018
  • RCA 0038, 0090, 0135, 0679, 0747
  • RCA 1047, 1147, 1247, 1347, 1447
  • Realistic 0154, 0165, 0180, 0030, 0178
  • Realistic 0019, 0056, 0039, 0032
  • Rhapsody 0185
  • Runco 0017, 0030, 0497, 0603
  • Sampo 0030, 0039, 0032, 0052
  • Samsung 0060, 0030, 0178, 0019, 0056
  • Samsung 0032
  • Samsux 0039
  • Sansui 0463
  • Sansui 0451
  • Sanyo 0154, 0146, 0159
  • Scimitsu 0019
  • Scotch 0178
  • Scott 0236, 0180, 0178, 0019, 0179
  • Sears 0047, 0054, 0154, 0156, 0178
  • Sears 0179, 0056, 0146, 0159, 0171
  • Sears 0747
  • Semivox 0180
  • Semp 0156
  • Sharp 0093, 0165, 0039, 0157, 0386
  • Sharp 0688
  • Shogun 0019
  • Signature 0016
  • Simpson 0186, 0187
  • Sony 0000, 0080, 0111
  • Soundesign 0180, 0178, 0179, 0186
  • Spectricon 0003
  • Squareview 0171
  • SSS 0180, 0019
  • Starlite 0180
  • Supre-Macy 0046
  • Supreme 0000
  • Sylvania 0054, 0030, 0020, 0096, 0381
  • Symphonic 0180, 0171
  • Tandy 0093
  • Tatung 0055, 0003
  • Technics 0250, 0051
  • Technol Ace 0179
  • Techwood 0051, 0056, 0003
  • Teknika 0054, 0180, 0150, 0060, 0019
  • Teknika 0179, 0056, 0016, 0039, 0092
  • Teknika 0186
  • Telefunken 0056
  • TMK 0178, 0056, 0177
  • TNCi 0017
  • Toshiba 0154, 0156, 0060, 1256
  • Tosonic 0185
  • Totevision 0039
  • Trical 0157
  • Universal 0027
  • Vector Research 0030
  • Victor 0053
  • Vidikron 0054
  • Vidtech 0178, 0019
  • Viking 0046
  • Wards 0054, 0165, 0030, 0178, 0021
  • Wards 0019, 0179, 0056, 0016, 0020
  • Wards 0027, 0080, 0096, 0111
  • Waycon 0156
  • White Westinghouse 0463, 0623, 0624
  • Yamaha 0030, 0019
  • Zenith 0017, 0463, 0016, 0092, 0624
  • Zonda 0003,
  • VCR
  • Admiral 0048, 0209
  • Adventura 0000
  • Aiko 0278
  • Aiwa 0037, 0000
  • Akai 0041
  • America Action 0278
  • American High 0035
  • Asha 0240
  • Audiovox 0037
  • Beaumark 0240
  • Bell & Howell 0104
  • Broksonic 0184, 0121, 0209, 0002, 0479
  • Broksonic 0002, 0479(forTVuse0463)
  • Calix 0037
  • Canon 0035
  • Carver 0081
  • CCE 0072, 0278
  • Cineral 0278
  • Citizen 0037, 0278
  • Citizen 0278
  • Colt 0072
  • Craig 0037, 0047, 0240, 0072
  • Curtis-Mathes 0035(forTVuse0051)
  • Curtis-Mathes 0060, 0035, 0162, 0041, 0760
  • Cybernex 0240
  • Daewoo 0045, 0278
  • Daewoo 0278(forTVuse0624)
  • Denon 0042
  • Dynatech 0000
  • Electrohome 0037
  • Electrophonic 0037
  • Emerex 0032
  • Emerson 0002, 0278(forTVuse0624), 0479(forTVuse0463)
  • Emerson 0037, 0184, 0000, 0121, 0043
  • Emerson 0209, 0002, 0278, 0479
  • Fisher 0047, 0104
  • Fuji 0035, 0033
  • Funai 0000
  • Garrard 0000
  • General Electric 0035(forTVuse0051), 0240, 0048(forTVuse0093), 0060(forTVuse0047)
  • General Electric 0060, 0035, 0048, 0240, 0760
  • Go Video 0432
  • Gold Star 0037, 0038
  • Gold Star 0037(forTVuse0056)
  • Gradiente 0000
  • Harley-Davidson 0000
  • Harman/Kardon 0081, 0038
  • Harwood 0072
  • HI-Q 0047
  • Hitachi 0000, 0042, 0041
  • Hitachi 0000
  • Hughes 0042
  • Jensen 0041
  • JVC 0067, 0041
  • JVC 0067
  • KEC 0037, 0278
  • Kenwood 0067, 0041, 0038
  • KLH 0072
  • Kodak 0035, 0037
  • Lloyds 0000
  • Logik 0072
  • LXI 0037
  • Magnasonic 0278
  • Magnavox 0035, 0039, 0081, 0000, 0149
  • Magnavox 0563
  • Magnavox 0000, 0081(forTVuse0054)
  • Magnin 0240
  • Marantz 0035, 0081
  • Marta 0037
  • Matsushita 0035, 0162, 0454
  • MEI 0035
  • Memorex 0037, 0162(forTVuse0250), 0454, 1037, 1162
  • Memorex 1262
  • Memorex 0035, 0162, 0037, 0048, 0039
  • Memorex 0047, 0240, 0000, 0104, 0209
  • Memorex 0454, 0479, 1037, 1162, 1262
  • MGA 0240, 0043
  • MGA 0240
  • MGN Technology 0240
  • Minolta 0042
  • Mitsubishi 0048, 0067, 0043
  • Mitsubishi 0048(forTVuse0093)
  • Motorola 0035, 0048
  • MTC 0240, 0000
  • Multitech 0000, 0072
  • NEC 0104, 0067, 0041, 0038
  • Nikko 0037
  • Noblex 0240
  • Olympus 0035
  • Optimus 0162(forTVuse0250), 0454, 1162, 1262
  • Optimus 1062, 0162, 0037, 0048, 0104
  • Optimus 0432, 0454, 1048, 1162, 1262
  • Orion 0002, 0479(forTVuse0463)
  • Orion 0184, 0209, 0002, 0479
  • Panasonic 0035(forTVuse0051), 0162(forTVuse0250), 1162, 1262, 1362
  • Panasonic 1062, 0035, 0162, 0225, 0454
  • Panasonic 0616, 1162, 1262, 1362
  • Penney 0035(forTVuse0051), 0037(forTVuse0056), 0240
  • Penney 0035, 0037, 0240, 0042, 0038
  • Pentax 0042
  • Philco 0035, 0209, 0479
  • Philips 0035, 0081, 0618, 1081, 1181
  • Pilot 0037
  • Pioneer 0067
  • Polk Audio 0081
  • Profitronic 0240
  • Proscan 0060, 0760
  • Protec 0072
  • Pulsar 0039
  • Quasar 0035, 0162, 0454, 1162
  • Quasar 0035(forTVuse0051), 0162(forTVuse0250)
  • Radio Shack 0000, 1037
  • Radio Shack 1037
  • Radix 0037
  • Randex 0037
  • RCA 0035(forTVuse0051), 0048(forTVuse0093), 0060(forTVuse0047), 0240
  • RCA 0060, 0035, 0048, 0240, 0042
  • RCA 0149, 0760
  • Realistic 0035, 0037, 0048, 0047, 0000
  • Realistic 0104
  • ReplayTV 0614, 0616
  • Runco 0039
  • Samsung 0240, 0045
  • Sanky 0048, 0039
  • Sansui 0000, 0067, 0209, 0041, 0479
  • Sansui 0000, 0479(forTVuse0463)
  • Sanyo 0240
  • Sanyo 0047, 0240, 0104
  • Scott 0184, 0045, 0121, 0043
  • Sears 0035, 0037, 0047, 0000, 0042
  • Sears 0104
  • Sears 0000, 0037(forTVuse0056)
  • Semp 0045
  • Sharp 0048
  • Sharp 0048(forTVuse0093)
  • Shintom 0072
  • Shogun 0240
  • Singer 0072
  • Sony 0000, 0032(forTVuse0000)
  • Sony 0035, 0032, 0000, 0033, 0636
  • Sony 1032
  • STS 0042
  • Sylvania 0081(forTVuse0054)
  • Sylvania 0035, 0081, 0000, 0043
  • Symphonic 0000
  • Tatung 0041
  • Teac 0000, 0041
  • Technics 0035, 0162
  • Teknika 0035, 0037, 0000
  • Thomas 0000
  • TiVo 0618, 0636
  • TMK 0240
  • Toshiba 0045, 0043
  • Totevision 0037, 0240
  • Unitech 0240
  • Vector Research 0038
  • Vector Research 0045
  • Video Concepts 0045
  • Videomagic 0037
  • Videosonic 0240
  • Villain 0000
  • Wards 0060, 0035, 0048, 0047, 0081
  • Wards 0240, 0000, 0042, 0072, 0149
  • Wards 0760
  • White Westinghouse 0209, 0072, 0278
  • White Westinghouse 0278(forTVuse0624)
  • XR-1000 0035, 0000, 0072
  • Yamaha 0038
  • Zenith 0000, 0479(forTVuse0463),
  • Zenith 0039, 0000, 0209, 0033, 0479
  • Zenith


Related Remote Controls

Providers Using This Remote

All Other Motorola Remotes

Hoodia    Gordonii

 

Green    Tea Extract

Raspberry    Ketones

 

Acai    Berry

 

Dog    Probiotic

Carb    Blocker