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craigslist

Electronics For Sale By Owner in Castle Rock, CO

  1. see also
  2. Sonus faber Sonetto V G2 - Like New
    $4,500
    Parker
  3. INTEGRA 75 WPC POWER AMPLIFIER ADM-20.4 AMP LIKE NEW W/ BIG POWER
    $250
    Castle Rock
  4. BOWERS & WILKINS B&W DM603 S1 FLOOR TOWER SPEAKERS
    $625
    Castle Rock
  5. Yamaha NS-SW050 Subwoofer Speakers 100 watts LIKE NEW!
    $95
    Castle Rock
  6. DEF TECH STEREO HOME THEATER SPEAKERS BP7004 TOWERS CLR 2002 CENTER
    $525
    Castle Rock
  7. Axiom M80 V4 Premium Audiophile Tower Speakers 400 Watts
    $975
    Castle Rock
  8. Travis in Acres Green subdivision Denon CD player Speakers
    $50
    Lone Tree
  9. VINTAGE PIONEER PL12D TURNTABLE
    $325
    Castle Rock
  10. QUAD 22L2 AND L-CENTRE AUDIOPHILE QUALITY HOME THEATER STEREO SPEAKERS
    $850
    Castle Rock
  11. DENON AVR-1912 RECEIVER 90 WPC 7.1 HDMI 3-D OEM REMOTE
    $150
    Castle Rock
  12. ONKYO C-7030 CD PLAYER WITH OEM REMOTE DIGITAL & ANALOG OUTPUTS
    $275
    Castle Rock
  13. VINTAGE DENON AVR 3802 7.1 6.1 RECEIVER 110 WPC OEM REMOTE PHONO PREOUTS
    $110
    Castle Rock
  14. Vintage Texas Instruments TI-1706 III Solar Calculator With Cover
    $10
    Castle Rock
  15. (2) Pioneer CS-63DX Stereo Speakers + JVC Reciever, Turntable & CD Pl
    $699
    Castle Pines, Colorado
  16. Samsung Oculus Gear VR
    $50
    Castle Pines
  17. Used Approximately 6 yr old Winegard Satellite Reciever
    $250
    Castle Rock
  18. Apple Watch SE Nike 40mm
    $125
    Castle Rock or DTC
  19. Xfinity Comcast Wireless Router
    $35
    Castle Rock or DTC
  20. Apple Pencil 1st Generation MK0C2AM/A
    $50
    Castle Rock or DTC
  21. Jabra Speak2 75 UC Speakerphone, USB C &A - 2025 Edition
    $300
    Castle Rock or DTC
  22. Onkyo ts-sr 804 av receiver
    $50
    Parker
  23. Wavlink USB 2.0 to DVI Display Adapter
    $30
    Castle Pines
  24. Serial Port Converter - JR Kerr
    $40
    Castle Pines
  25. Bluetooth Low Energy CC2540 Mini Development Kit
    $50
    Castle Pines
  26. AKAI GX-9 3HEAD CASSETTE DECK FULLY OPERATIONAL NEW BELLTS AND PINCH
    $1,100
    Castle Rock
  27. AKAI 3 PIECES FULLY WORKING AND LIKE NEW CONDITION MAINTAINED
    $300
    Castle Rock
  28. AKAI FULL SET UP SERVICED 2 MONTHS AGO VERY GOOD CONDITION
    $800
    Casle Rock
  29. AKAI COMPUTER GRAPHIC EQUALIZER EA-A7 MAINTAINED LIKE NEW CONDITION
    $450
    Castle Rock
  30. AMAZING CONDITION AKAI DC STEREO INTEGRATED AMPLIFIER AM-UO4 MAITAINED
    $450
    Castle Rock
  31. TPI 9070 Smart Vibration Analyzer, 0.2Hz to 1kHz (ISO)
    $150
    Castle Rock
  32. Computer Sound Bar
    $20
    Castle Rock
  33. Xbox Series X (1TB model) for sale
    $400
    Castle Rock
  34. FOTEC MINI Fiber Optic Test Kit W/Instructional Video and Hard Case
    $100
    Castle Rock
  35. j1772 Charging cables
    $75
    Pinery Parker
  36. Gaming PC, PS5, 2 monitors, 3 PS5 controllers, beats pill, microphone for PC. Lo
    $3,000
    Castle Rock
  37. SAMSUNG 75" 4K Crystal UHD LED LCD TV
    $375
    Parker
  38. Sony 65" smart tv
    $175
    Parker
  39. ADDTAM 10 OUTLET SURGE PROTECTOR WITH USB PORTS [NEW]
    $10
    PARKER
  40. Used Apple iPad Air (4th generation) 64GB WiFi Green w/ keyboard
    $260
    Castle Rock
  41. Used Apple Watch Series 8 45MM WiFi Midnight Aluminum + Bands
    $160
    Castle Rock
  42. Used Apple iPad Pro (11-inch) (3rd generation) 256GB WiFi Space Gray
    $580
    Castle Rock
  43. AMAZING CONDITION AKAI COMPUTER GRAPHIC EQUALIZER EA-A7
    $450
    Castle Rock
  44. AKAI FULL SET UP SERVICED 2 MONTHS AGO VERY GOOD CONDITION
    $800
    Castle Rock
  45. PERFECT WORKING AND PHYSICAL CONDITION TECHNICS SA-DA 10 MOS-FET RECEI
    $299
    Castle rock
  46. FOSI AUDIO VU METERS BRAND NEW IN BOX
    $95
    Castle Rock
  47. SmartDisk FireLite, 60GB 2.5" Portable Hard Drive W/USB 2.0 Interface
    $60
    Castle Rock
  48. Sony lcd flat screen tv $35
    $35
    Parker
  49. Amphifi HD MESH WI-FI SYSTEM
    $30
  50. MCS 6401 Turntable Record Player
    $100
    Castle Pines
  51. POSX locking cash drawer
    $95
    Parker
  52. New blower with two battery packs and a charger
    $29
    Parker
  53. NEST POWER CONNECTOR [NEW]
    $10
    PARKER
  54. DIGITEK DS830B MULTIMETER
    $5
    PARKER
  55. SAMSUNG DVD VHS DUAL DECK DVD-V4600
    $60
    PARKER
  56. YAMAHA RX-V463 NATURAL SOUND AV RECEIVER
    $40
    DENVER
  57. JVC R-X220 AM/FM Digital Synthesizer Stereo Receiver
    $20
    South Parker Road
  58. Sony TC-W411 Cassette Deck Powers On
    $10
    South Parker Road
  59. Sherwood RV-4050R AV Receiver
    $30
    South Parker Road
  60. ONKYO SKC-241 center speaker
    $20
    South Parker Road
  61. Motor Control Board - JR Kerr - quantity 2
    $240
    Castle Pines
  62. AT&T Automatic Fax Switch
    $15
    Castle Pines
  63. Lynx Automation - Ring Director Device
    $10
    Castle Pines
  64. Directv Streaming Box
    $5
    Castle Rock
  65. AT&T Cordless Phone System
    $5
    Castle Rock
  66. HP 845398-B21 25GB SFP28 SR 100M TRANSCEIVER
    $100
    Castle Rock
  67. LIKE NEW KEF 150W 5/2 SPEAKERS MODEL 11, 8 OM ONE OWNER, NO SCRATCH
    $399
    Castle Rock
  68. SGL Waber UL25pcb-6 Power Master Outlet Strip HD Metal Housing - U.S.A
    $50
    Castle Rock
  69. Pro'sKit Crimping Tool D11/RJ45 Networks+IdealPunch Down Body Tool
    $70
    Castle Rock
  70. SUBWOOFER POWERED FOR HOME STEREO
    $0
    so of parker co
  71. Digital Camera Universal AC Adapter
    $10
    Meridian Village (near I-25 / C-470)
  72. MONSTER CABLES AND HDMI ( LIKE NEW CONDITION )
    $280
    Castle Rock
  73. Radio Shack Filament Transformer, quantity 4
    $80
    Castle Pines
  74. Data Transfer Switch, A/B
    $12
    Castle Pines
  75. AKAI AUTOREVERSE HX-R44 CASSETTE DECK FULLY MAINTAINED, NO ISSUES
    $200
    Castle Rock
  76. DVI-D Dual Link Digital Analog Video Cable E119932 AWM 20276 Male2Male
    $10
    Castle Rock
  77. Radio ( DeWALT ) job radio
    $40
    Castle Rock
  78. Ski Memobilia Sarajavo 1984
    $100
    Parker
  79. Lombardi Green Bay Packer Being #1
    $70
    Parker
  80. Well Pump Controller Variable Frequency Drive (VFD)
    $8,500
    Franktown
  81. Various home bedroom/bathroom lights
    $50
  82. Microsoft docking station
    $100
  83. Canon EOS-1D X Mark I Camera Body with extra battery
    $700
    Parker
  84. Infinity RS3 Reference Bookshelf Speakers (2)
    $85
    Parker
  85. Acoustic series 3311 studio monitor speakers
    $95
    Castle Rock
  86. JVC rx 515v stereo receiver
    $65
    Castle Rock
  87. Apple iPad & Apple Watch Nike Edition - Both or Separately
    $175
  88. Ethernet cable, PN #371.00126.005
    $5
    Castle Pines
  89. Cat5e Patch Cable, PN #907106, 50 ft
    $5
    Castle Pines
  90. Composite RCA audio/video cable, 6 ft
    $4
    Castle Pines
  91. RF Modulator (Channel 3-4)
    $7
    Castle Pines
  92. Transformer
    $15
    Castle Pines
  93. TP-Link Deco X60 WiFi 6 Mesh System (2-Pack) - $75 OBO
    $55
    Castle Rock
  94. Bambu Lab X1 Carbon Combo with Upgrades
    $800
    Parker
  95. Google Nest Audio NIB
    $80
    Castle Rock
  96. Texas Instruments TI-30 STAT Calculator
    $5
    Castle Rock
  97. Construction Master Pro DT Printer (NEW)
    $50
    Castle Rock
  98. StarLink Antenna
    $125
    Castle Rock, CO
  99. Meta Quest 3 512GB 4K
    $700
    Parker
  100. Desk top monitors - pair
    $10
    Castle Rock
  101. Skil 72069 base with 3 hour quick charger 72068
    $20
    castle pines
  102. DJI mini 5 Pro Carry Case, new
    $30
    parker/Denver
  103. Drone carry case
    $25
    parker/Denver
  104. Drone Case, new
    $25
    parker/Denver
  105. Dig Dug Barcade
    $85
    Castle Rock
  106. Flight Simulator pedals
    $85
    Castle Rock
  107. 4 in 1 Entertainment Center
    $135
    Castle Rock
  108. GTO Parts for 66-67
    $0
    Castle Rock
  109. Zyllion Back & Neck Massager with Heat
    $50
    Parker
  110. Deenkee DK600 Robot Vacuum Cleaner
    $60
    Parker
  111. Eufy RoboVac 25C T2123 Robot Vacuum Cleaner
    $70
    Parker
  112. Aroma Diffuser LED Multicolor
    $30
    Parker
  113. Sharp MicroComponent Stereo System 5 Disc Changer
    $80
    Castle Rock.
  114. LG 50 INCH 4K UHD LED AI THINQ TV
    $200
    Parker
  115. Airpax Stepping Motor, Model 4SHG-060A 46S
    $10
    Castle Pines
  116. Airpax Stepping Motor, Model 4SHG-060A 46W
    $10
    Castle Pines
  117. Spectra-phone
    $5
    Castle Pines
  118. American Precision Rapidsyn Division Stepper Motor, Model 23D-6003FA
    $40
    Castle Pines
  119. Anaheim Automation Stepping Motor, Model23T104S-LW6
    $15
    Castle Pines
  120. X10 PRO Security Camera
    $30
    Castle Pines
  121. camera video stand
    $10
    Castle Rock
  122. WinBridge Wireless Voice Amplifier / Speaker
    $45
    Castle Rock
  123. Epson Workforce Color Printer/Copier/Scanner
    $35
  124. WD TV Live Plus HD Media Player
    $15
    Castle Pines
  125. HiBoost Cell Booster
    $290
    Sedalia
  126. Cat5E Direct Burial cable
    $25
    Castle Rock
  127. BRAND NEW NEVER OPENED POLK AUDIO PSW-10 SUBWOOFER
    $180
    Castle Rock
  128. Motorola Moto G7 power 2025 cell phone
    $200
    Castle Pines
  129. UnoDrive Stepper Motor Driver, brand new!
    $30
    Castle Pines
  130. LG 55" Cinema 3D LED LCD TV
    $125
    Castle Rock
  131. WFCO 1000Watt Pure Sine Wave Inverter - WF-5110R
    $40
    Castle Rock
  132. VIZIO 47" LED Digital Color TV (E-Series)
    $75
    Castle Rock
  133. Netgear C6220 Cable Modem WiFi Router Combo
    $10
  134. Yamaha RX-V457 Receiver w/ Remote/Manual, 6x85W - Excellent/Near Mint
    $45
    Parker
  135. Sony DTR-DB940 Receiver w/ Remote, 5x110W - Excellent Condition
    $70
    Parker
  136. BBE Sonic Maximizer 482i w/ Box, Packing Materials - Excellent Cond.
    $50
    Parker
  137. JVC SP-SMX77 2-way Satellite/Bookshelf Speakers - Excellent Condition
    $10
    Parker
  138. Energy 2.1e 2-way Bookshelf Speakers - Good Condition
    $20
    Parker
  139. Niles SPS-6 Speaker Selector - 6 Pairs, Protection - Nice Condition
    $10
    Parker
  140. BIC America Micropoint AD-3.5 2-way Bookshelf Speakers (5) - Good Cond
    $10
    Parker
  141. Sony 60" LCD Digital Color TV (Bravia NX810 Series)
    $150
    Castle Rock
  142. Scuf Xbox Performance Controller (Customized)
    $80
    Castle Rock
  143. REIN light remote switch
    $20
    Castle Rock
  144. Niles SI 1260 Amplifier
    $250
  145. Pacific Scientific PowerMax II 1.8 Step Motor, quantity 7, Brand new!
    $315
    Castle Pines
  146. Airpax Stepping Motor, quantity 2
    $20
    Castle Pines
  147. Stepper Motor, Lin Engineering, 5718L-01PD 2.8A
    $30
    Castle Pines
  148. Oppo Headphones PM-3 and Oppo Headphone Amp/DAC HA-2
    $425
    Castle Rock
  149. JL Audio Slash 300/4v3
    $550
    Castle Rock
  150. Klipsch the Sixes
    $450
    Castle Rock
  151. Lutron Triathlon Motorized Shade
    $300
    Castle Rock
  152. Beolab 2 Subwoofer
    $300
    Castle Rock
  153. Artison Subwoofer Amplifier
    $50
    Castle Rock
  154. Cover for box for electronic hobbyist
    $3
    Castle Pines
  155. Incomplete Motion Control Box with Cover for electronic hobbyist
    $10
    Castle Pines
  156. Hipro Power Supply, quantity 2
    $60
    Castle Pines
  157. 2 LG 24 Inch Monitors Perfect Condition!
    $60
    Castle Rock
  158. Dish DVR 510
    $40
    Castle Pines
  159. Ridgid 1.5 HP table saw motor 826187; T55BXCEN-1265
    $100
    Castle Pines
  160. Emerson Video Cassette Recorder
    $25
    Castle Pines
  161. Ethernet Broadband Router, DI-704P
    $30
    Castle Pines
  162. Dual opening hard black tubular lens case with zipper, snap, and strap
    $5
    Castle Pines
  163. Stepper Motor: Airpax Part No A82831
    $10
    Castle Pines
  164. 12 volt cigarette lighter splitter, quantity 2
    $4
    Castle Pines
  165. Radio Shack Video A-B Switch
    $5
    Castle Pines
  166. Radio mounting hardware
    $10
    Castle Pines
  167. GrandTec USA PC to Video EZ Converter
    $15
    Castle Pines
  168. Macom Xpress InfoCipher Receiver
    $15
    Castle Pines
  169. Stepper Motor: North American Philips Controls Corp Part No A82962-M2
    $10
    Castle Pines
  170. Cambridge SoundWorks Power Supply, 12 volt
    $10
    Castle Pines
  171. Ryoko portable wireless router, 4G, sealed packaging
    $18
    Castle Pines
  172. Macom Power Supply, 5 pin connector
    $10
    Castle Pines
  173. Stepper Motor: North American Philips Controls Corp Part No B82987
    $10
    Castle Pines
  174. 25' Digicon white TV cable
    $5
    Castle Pines
  175. 20' Amphenol white TV cable
    $3
    Castle Pines
  176. Power supply - AC/DC adaptor, 12 volt
    $10
    Castle Pines
  177. Dell Power supply, AC/DC adaptor, 19.5 volt
    $10
    Castle Pines
  178. Dell Power supply, AC/DC adaptor, 19.5 volt
    $10
    Castle Pines
  179. Dell Power supply, AC/DC adaptor, 19.5 volt
    $10
    Castle Pines
  180. Challenger Cable power supply
    $10
    Castle Pines
  181. IBM Power supply, AC/DC adaptor, 16 volt
    $10
    Castle Pines
  182. Toshiba Power supply - AC/DC adaptor, 15 volt
    $10
    Castle Pines
  183. Lenovo Power supply, AC/DC adaptor, 20 volt
    $10
    Castle Pines
  184. Hewlett Packard Power Supply
    $10
    Castle Pines
  185. Power Supply - Philmore, 117 VAC, 60Hz, 1.2W
    $10
    Castle Pines
  186. Twelve South Air Fly duo C
    $8
    Parker
  187. Pittsburgh 6" Digital Caliper, in nice padded case
    $15
    Castle Pines
  188. Kid Movie Player
    $200
    Castle Rock
  189. Sonic Alert-Telephone Ring Signaler
    $5
    Castle Pines
  190. 6-outlet grounded in-wall adapter, quantity 4
    $16
    Castle Pines
  191. DJI RS 4 PRO Gimbal Stabilizer NEW SEALED
    $400
    Castle Rock
  192. Tvision T-mobile Fishhook Bundle Kit Model Streaming Device by Android
    $15
    Castle Pines
  193. Archer Video Selector, #15-1266
    $10
    Castle Pines
  194. Qwest Actiontec DSL Modem Model GT701-WG
    $10
    Castle Pines
  195. Qwest Actiontec DSL Modem Model GT701
    $8
    Castle Pines
  196. Suttle Line Conditioner 630LCCU
    $5
    Castle Pines
  197. Veo Web Camera
    $25
    Parker
  198. Dell CD-RW/DVD module
    $15
    Parker
  199. Sony Walkman
    $40
    Parker
  200. Radio Shack caller ID/call waiting box
    $20
    Castle Pines
  201. Unisonic corded phone, cream
    $3
    Castle Pines
  202. Vtech Dual Keypad Speakerphone
    $35
    Castle Pines
  203. GE corded phone, brown
    $8
    Castle Pines
  204. Samsung Galaxy Watch8, silver, #SM-L325U; Brand new!
    $250
    Castle Pines
  205. Invicta watch
    $150
    Castle Rock
  206. IQ-207: IQ Sound Wireless FM Transmitter
    $9
    Castle Rock
  207. NIB ** 150in Outdoor Projector Screen with Stand
    $80
    Castle Rock
  208. AT&T Remote Answering Machine
    $3
    Castle Pines
  209. Netgear powerline 200 Nano XAVB2101
    $30
    Castle Pines
  210. SolarEdge Power Inverter
    $750
    Castle Rock
  211. Apple IPhone 15 PLUS, 128GB, Pink, UNLOCKED, W/Case
    $0
    Castle Rock CO
  212. Radio Shack Hands-Free 900 MHz Headset Phone; ET-3908
    $18
    Castle Pines
  213. Zenith multi-brand remote, New but opened packaging
    $10
    Castle Pines
  214. Fluorescent light, 18" length, cream, plug-in
    $14
    Castle Pines
  215. Ryoko docking station, sealed package
    $8
    Castle Pines
  216. Huion Drawing Tablet
    $120
    Castle Rock
  217. J-Lab Audio Kids Headphones
    $10
    Castle Pines
  218. Netgear powerline 200 mini adapter
    $40
    Castle Pines
  219. BlueAnt S4 Hands Free Car Bluetooth Speakerphone
    $15
    Castle Pines
  220. Archer Power Transformer - still in original packaging!
    $8
    Castle Pines
  221. Connectix - Easy Video Capture
    $5
    Castle Pines
  222. Dynex 3.5" USB 3.0 SATA HDD Enclosure
    $15
    Castle Pines
  223. Sony Board #LIME ENX-15
    $40
    Castle Pines
  224. Galaxy S8 cellphone holster
    $10
    Castle Pines
  225. ASUS LCD Monitor, 24 inch Screen, Model #VE248H
    $70
    Castle Pines
  226. Hisense LED LCD TV, 40 inch screen, Model #40A4H
    $190
    Castle Pines
  227. Bose SoundTouch 10 Wireless Music System D
    $90
    Parker
  228. Broadband Firewall Router with 4-port switch
    $25
    Castle Pines