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craigslist

Electronics For Sale By Owner in Louisville, CO

  1. see also
  2. Bose Dual Cube Speakers with Stands
    $140
    South Boulder
  3. Vox DA5 Compact Battery-powered Guitar Amplifier
    $100
    South Boulder
  4. Marantz 5-disc CD Player
    $70
    Lafayette
  5. Marantz 5 disc CD Player
    $70
    Lafayette
  6. Alpine SPS-610C Speakers
    $100
    Louisville
  7. Professional Lithium Batter Charger 380W
    $20
    Boulder
  8. Mohu Leaf 30 Antenna
    $15
    Boulder
  9. RCA - Indoor Flat Amplified HDTV Antenna
    $20
    Boulder
  10. Mohu Leaf Indoor Antenna
    $10
    Boulder
  11. Altimeter / Barometer
    $110
    Boulder
  12. Motorola Talkabout SX600TPR 3-Pack Walkie Talkies w/ Charger & Accessories - $45
    $45
    Louisville
  13. Leviton Integrated Networks Panel
    $30
    Lafayette
  14. Panasonic SE-FX67 Wireless System Receiver
    $15
    Broomfield
  15. NEW! Livescribe 8GB Sky Wifi Propack Smartpen
    $25
    Lafayette, CO
  16. Nest Power Connector - C-Wire Substitute
    $10
  17. iPhone 12 mini: locked to Mint Mobile: Mint color, mint condition
    $150
  18. 32" Insignia LCD HDTV Television
    $60
    Lafayette, CO
  19. 19" Samsung LCD HDTV Television
    $40
    Lafayette, CO
  20. Fitbit Charge 4 Chargers
    $5
    Lafayette, CO
  21. 2 Dainty Women's Watches
    $12
    Lafayette, CO
  22. Noco Genius 10 Amp battery charger - 6V and 12V, lithium or lead-acid
    $50
  23. Sony Bravia TV
    $300
    Lafayette
  24. Denon receiver & KEF Coda7 speakers
    $140
  25. Paradigm Reference Studio 20
    $220
  26. KEF Q-80 rare speakers
    $300
  27. Definitive Technology ProMonitor1000 Speakers
    $125
  28. KOSS PRO/4AA Headphones
    $50
  29. Yamaha stereo
    $100
  30. Sony CDP-CE235 5disc CD player
    $60
  31. Rode NT-USB microphone
    $80
  32. Polk model S4 vintage speakers
    $100
  33. AudioSource amp100vs stereo amp
    $80
  34. B&W V202 Speakers
    $220
  35. Kliosch B-2 bookshelf Speakers
    $100
  36. Sony STR AV360 vintage cool receiver
    $100
  37. Austin vintage air suspension bookshelf speakers
    $80
  38. Bowers&Wilkins LCR6 S2 Center Speaker
    $200
  39. Advent 3 speakers
    $220
  40. Sharp EL-2630P III Printing Calculator 12 Digit Adding Machine CLEAN
    $25
    Lafayette
  41. Bang & Olufsen Beoplay E8 wireless earbuds
    $120
    South Boulder
  42. Sony WF-1000XM4 wireless earbuds
    $100
    South Boulder
  43. Sony HT-XT1 170w Sound Base Audio Platform
    $100
    South Boulder
  44. Yamaha RX-V385 5.1-Channel 4K Ultra HD AV Receiver with Bluetooth
    $150
    South Boulder
  45. Anchor Audio AN-1000X Powered Speaker Monitor
    $160
    South Boulder
  46. weBoost 470103 Connect 4G Cellular Signal Booster Kit
    $350
    South Boulder
  47. Netgear Nighthawk AC2400 Smart WiFi Router,
    $60
    South Boulder
  48. Heathkit Model IO-30 Laboratory Oscilloscope
    $150
    South Boulder
  49. Polk Audio RM7 Center Channel Speaker
    $50
    South Boulder
  50. Denon AVR-2112CI Integrated Network AV Receiver
    $200
    South Boulder
  51. Bose Satellite Speaker Stand
    $30
    South Boulder
  52. Bose Satellite Double Cube Speaker with Stand
    $50
    South Boulder
  53. Kenwood Excelon KDC-X599 Car Stereo
    $90
    South Boulder
  54. Bose Speaker Stands
    $50
    South Boulder
  55. JBL Control 25T Professional indoor outdoor Speakers
    $140
    South Boulder
  56. DBX 223 Stereo 2-Way, Mono 3-Way Crossover
    $60
    South Boulder
  57. Realistic Minimus 7 Speaker
    $20
    South Boulder
  58. Pixel 8a with Graphene OS - Unlocked
    $230
    South Boulder
  59. Polk Audio M Series Bookshelf Speakers
    $60
    South Boulder
  60. B & W Bowers and Wilkins Surround Dipole Speakers
    $500
    South Boulder
  61. Polk Audio CS200 Center Speaker
    $40
    South Boulder
  62. Realistic Minimus 7 Speakers
    $50
    South Boulder
  63. Peavey SP 2G Sound Reinforcement Speaker
    $90
    South Boulder
  64. Lenovo C27-20 Computer Monitor Display
    $80
    South Boulder
  65. Yamaha YSP-3000 Sound Bar
    $200
    South Boulder
  66. Vandersteen Model 1 Stereo Floor Speakers
    $480
    South Boulder
  67. Garmin Nuvi 50LM GPS
    $40
    South Boulder
  68. Denon AVR-3802 7.1 channel audio video receiver
    $80
    South Boulder
  69. JVC KD-65J Cassette Player Recorder Silverface
    $200
    South Boulder
  70. 11 Duracell D Size Coppertop Alkaline Batteries
    $10
    South Boulder
  71. 8 Duracell C Size Copper Top Alkaline Batteries
    $5
    South Boulder
  72. Bose 201 Series IV Direct Reflecting Speakers
    $80
    South Boulder
  73. Bose Double Cube Speakers - set of 4
    $80
    South Boulder
  74. Bose Wave Radio AWR1-1W with Bluetooth
    $150
    South Boulder
  75. Garmin Nuvi 2589LMT GPS - Free Lifetime Maps
    $50
    South Boulder
  76. Bose 3-2-1 Series II Powered Subwoofer
    $25
    South Boulder
  77. Bose 301 Series 2 Direct Reflecting Speakers
    $150
    South Boulder
  78. Vintage Cobra CB Radio HH70 Handheld
    $40
    South Boulder
  79. Pioneer DEQ P9 Universal Digital Pre-amp Equalizer DSP
    $420
    South Boulder
  80. TP Link AX1800 WiFi 6 Router V4 Archer AX21
    $40
    South Boulder
  81. Casio LK92TV Lighted Keyboard
    $100
    South Boulder
  82. Harman Kardon Aura Studio Wireless Speaker
    $120
    South Boulder
  83. Garmin iQue 3600 GPS
    $90
    South Boulder
  84. Linksys EA7500 Dual-Band Wi-Fi Router - 1.9 GHZ
    $40
    South Boulder
  85. Uniden Cordless 5.8 GHz Phones
    $30
    South Boulder
  86. JBL 035TIA Titanium Dome Tweeter for 4312A
    $65
    Lafayette
  87. Massage Chair: Brio
    $2,500
    Lafayette
  88. Panasonic home theater system, 5.1 speakers (1000 Watt), Blu-Ray & DVD
    $20
  89. Samsung 2.1-channel, 280-watt home theater soundbar system
    $50
    E Boulder
  90. Apple Airpods 2nd gen
    $40
    Lafayette
  91. Apple Airpods Pro 1st gen
    $20
    Lafayette
  92. *BRAND NEW* Solo Conquer 15.6" Expandable Laptop Messenger - Black
    $25
    Boulder
  93. *Very Good* Hi-Fi Naim Mu-So Qb Wireless 300W Speaker - High Def Sound
    $499
    Lfyt+Lsvl
  94. [REDUCED] 🔊High-Fidelity Smart Speaker by Devialet
    $125
    Boulder
  95. Signal Cable Magic Power Cables
    $100
    Louisville
  96. Nintendo switch lite and 512 gb micro sd card
    $100
    Boulder
  97. Go pro Hero 3
    $135
  98. Vizio E50-c1
    $100
    Louisville
  99. FREE Onkyo Stereo Cassette Tape Deck for repair/parts
    $0
  100. Pioneer Roku TV 65 inch
    $275
    Louisville
  101. ONN 32inch TV
    $80
    Louisville
  102. Insignia Fire TV
    $90
    Louisville
  103. TCL TV 55inches
    $150
    Louisville
  104. iPad Pro M4 13" w/ Apple Pencil Pro
    $700
  105. Sonos Play:3
    $100
    Superior
  106. Articulating Monitor Arm - Ergotron
    $70
    Louisville
  107. White-Rodgers 21M51U-843 Universal Integrated Furnace Control Kit
    $20
    south boulder
  108. New set (2) of 8" speaker grill Audison
    $19
    SE Boulder
  109. Panasonic projector and lens
    $799
    Boulder
  110. Elgin 8-Track Player
    $50
    Louisville
  111. Speaker Stands - Black Powder Coat Steel - 29" tall
    $80
    Louisville
  112. Radar Detector
    $35
    Lafayette
  113. New in Box Dell Pro Keyboard Mouse Combo
    $20
    Lafayette
  114. Xfinity Xcam 2 HD Indoor/Outdoor Security Camera
    $30
    Boulder
  115. DAK GLi PRO Turntable BD-1600
    $80
    Boulder
  116. SONOS PLAY :1 Speaker
    $80
    Boulder
  117. SONOS PLAY:1 Speaker
    $80
    Boulder
  118. Apple Cables/Accessories USB-USB-B
    $20
    Boulder
  119. Polk Audio OWM3 Wall and Bookshelf Speakers | (1) Pair
    $100
    Broomfield
  120. technics sb 1200 tower speakers
    $150
    boulder
  121. Router mesh EERO 6+
    $115
    Boulder
  122. Klipsch tower speakers and/or Denon AVR receiver
    $350
    LOUISVILLE
  123. Victron 12.8V Lithium Smart Battery - 200ah
    $1,000
  124. Soundbar ZVOX 580
    $45
    Lafayette
  125. Airpods Pro 2
    $120
    Boulder
  126. Apple Magsafe Battery pack
    $30
    Boulder
  127. Otterbox Apple Watch Power Bank
    $20
    Boulder
  128. HP LaserJet Enterprise MFP M776
    $1,749
    Lafayette
  129. NIX Mini 2 Color Sensor
    $80
    Boulder
  130. Used TP-Link AC 1750 Range Extender
    $30
    Boulder
  131. TI 84 Plus CE Graphing Calculator
    $60
    Boulder
  132. Blue Yeti Professional USB Microphone
    $50
    Boulder
  133. Oregon Scientific Globe
    $85
    Louisville
  134. Amazon Energy Saving Thermostat
    $55
    Louisville
  135. Complete KEF Audiophile 3.1 Home Theater System w/ Sony ES Receiver
    $2,100
    Boulder
  136. Canon imagePROGRAF iPF780
    $350
    Lafayette
  137. Sony TC-K35 Cassette Deck
    $80
    Boulder
  138. Inteo Red Light Therapy Laser Hair Growth Cap
    $250
    Boulder
  139. Dell WB7022 UltraSharp Webcam 4K UHD (New in Box/Unused)
    $80
    Boulder
  140. Dell Pro Thunderbolt 4 Smart Dock - SD25TB4
    $200
    Boulder
  141. Dell Pro Plus Wireless ANC Headset - WL5024
    $120
    Boulder
  142. Ring Pan-Tilt Indoor Camera
    $35
    Boulder
  143. Bose SoundLink 404600 Wireless Mobile Speaker Bluetooth Portable Stereo System
    $100
    Boulder
  144. SONY WH-1000XM6 Wireless Noise Canceling Headphones
    $200
    Boulder
  145. CenturyLink Greenwave C4000BZ Wireless 802.11AX Router Modem Combo (CenturyLink)
    $80
    Boulder
  146. Keychron K6 Wireless Keyboard
    $60
    Boulder
  147. G-Star Money Counter With UV/MG Counterfeit Bill Detection
    $70
    Boulder
  148. Sonic Soak Ultrasonic Cleaning Tool Portable Washer w/Original Box & Manuals
    $50
    Boulder
  149. Apple A1339 Magic Trackpad
    $25
    Boulder
  150. Diamond Series Step Up/Down Voltage Transformer DS-3000
    $50
    Boulder
  151. Sabintek SmartMike+ Wireless Microphone
    $70
    Boulder
  152. Vintage Hewlett Packard HP 48G Graphing Calculator 32K RAM With Case
    $100
    Boulder
  153. Texas Instruments TI 89 Titanium Graphing Calculator
    $40
    Boulder
  154. Mares Puck Pro Computer Dive Watch
    $120
    Boulder
  155. Monster Boomerang Neck Speaker Bluetooth Wireless
    $40
    Boulder
  156. Ultimate Ears Bluetooth Speaker Boom 3
    $30
    Boulder
  157. Bowers & Wilkins B&W P5 Wired Headband Headphones Over Ear
    $100
    Boulder
  158. Ring Video Doorbell 2nd Gen.
    $20
    Boulder
  159. SONOS Play 3
    $80
    Boulder
  160. Korg KDM-2 Digital Metronome
    $60
    Boulder
  161. Elecom HUGE Wireless Trackball Mouse
    $25
    Boulder
  162. Loftie Smart Alarm Clock
    $80
    Boulder
  163. Meditation White Noise Sound Machine
    $20
    Boulder
  164. Eosone RSR 350 Speaker
    $80
    Boulder
  165. Xfinity xFi Gateway Router XB8-T Triband Wifi CGM4981COM Works With Power Cord
    $80
    Boulder
  166. Phase Technology PC1.5 Premier Collection 6.5" 2 Way Bookshelf Speaker
    $400
    Boulder
  167. Beats by Dr. Dre Studio3 Wireless on Ear Headphones
    $50
    Boulder
  168. Diamond Series 3000 Watt Step Up / Down Voltage Converter Transformer
    $60
    Boulder
  169. SKB PS-25 Pedalboard and Case
    $80
    Boulder
  170. Philips Somneo HF3651 Wake-Up Light Alarm Clock – Sleep & Sunrise Sim
    $100
    Boulder
  171. Denon HEOS 1 WIFI / Bluetooth Speaker
    $80
    Boulder
  172. Beats by Dr. Dre Mixr On-Ear Headphones
    $50
    Boulder
  173. Blue Microphone Yeti Nano Multi-pattern USB Condenser Microphone
    $40
    Boulder
  174. AKG K 518 LE Limited Edition Headphones
    $60
    Boulder
  175. Netgear Powerline 1000 PL1000
    $20
    Boulder
  176. Canton CD90 SB Soundbar
    $120
    Boulder
  177. REXING V1 - 4K Ultra HD Car Dash Cam
    $30
    Boulder
  178. Browning BTC-6HD 940 C Dark Ops Flash Trail Camera Camo
    $50
    Boulder
  179. Browning Strike Force BTC-5HD-850 HD Game Trail Camera
    $50
    Boulder
  180. Transcend Portable CPAP Machine Bag with Accessories
    $150
    Boulder
  181. SONOS Play:1 Wireless Speakers Pair
    $160
    Boulder
  182. Xbox Adaptive Controller
    $20
    Boulder
  183. Portable Air conditioner
    $200
    Boulder
  184. Sonos Sub Mini with Sonos Beam 2
    $680
  185. Pottery Barn Red Mercer Cordless Phone
    $20
    Lafayette
  186. Pottery Barn Pink Mercer Cordless Phone
    $15
    Lafayette
  187. Uniden Powermax Cordless 5.8GHZ Telephone
    $15
    Lafayette
  188. PSB CS1000 Outdoor / Universal Speakers - White, Pair
    $400
    Boulder
  189. LG C7 OLED 4K 65” TV
    $600
  190. Garmin Instinct Watch
    $75
    South Boulder
  191. AMD FIREPRO W4100 Video Card
    $80
    Lafayette
  192. Wireless Conference Phone with 2 wireless mics $50 OBO
    $50
    Superior
  193. Meta Ray-Ban LED Light Removal/Disconnect Mod (Smart Glasses) Location: Boulder
    $60
    Boulder
  194. Vintage Yamaha P-350 Turntable Record Player Silver Semi-Automatic Bel
    $140
    Louisville
  195. Vintage Carver 900 Stereo Receiver Magnetic Field Power Amplfier 90WPC
    $250
    Louisville
  196. Avalon M5 Pure Class A Microphone Preamplifier (Silver) w/ B2-T Ext PS
    $900
    Louisville
  197. Avalon Design U5 Pure Class A Mono Instrument DI Preamp Silver Face
    $600
    Louisville
  198. TC Helicon VoicePrism Plus Vocal Processor - VoiceCraft Expansion Card
    $340
    Louisville
  199. Video Storm CMX Series Matrix Audio Video Switcher Router - Rackmount
    $80
    Louisville
  200. Niles SSVC-4 4-Pair Speaker Selector & Volume Control System - Tested
    $100
    Louisville
  201. DSC IT-100 PowerSeries Integration Module RS-232 Serial Interface Card
    $60
    Louisville
  202. RTI XP-8 Advanced Control Processor & RTI ZM-24 Zigbee Module - NO PS
    $120
    Louisville
  203. Niles SI-245 2-Channel Systems Integration Power Amplifier | Tested
    $80
    Louisville
  204. AVPro Edge AC-MX44-AUHD-HDBT 4x4 18Gbps 4K Matrix Switcher NO PS
    $600
    Louisville
  205. Bundle Listing: Rane MLM 65 Mixer & ME15S EQ Pair in Working Condition
    $100
    Louisville
  206. Pair of YAMAHA NS-A635A LARGE BOOKSHELF SPEAKERS 3-WAY 140 W
    $40
    Louisville
  207. Crestron DM-MD16X16 DigitalMedia Matrix Switcher | Mixed 4K & 8G Cards
    $400
    Louisville
  208. PAIR Bose Double Cube Speakers w/ Mounts White DoubleShot Acoustimass
    $50
    Louisville
  209. Barracuda CloudGen Firewall F280 BNGF280a NextGen VPN Security
    $60
    Louisville
  210. Pair Vintage MCS 3-Way Bass Reflex Speaker 683-8223 (JCPenney/Technics
    $160
    Louisville
  211. Technics SL-QL5 Linear Tracking Turntable w/ Pickering XP-1 Cartridge
    $220
    Louisville
  212. TRIAD PowerSub Bronze U105 250/500W Subwoofer /Amplifier - Made in USA
    $200
    Louisville
  213. Mackie Thump TH-15A Powered Speaker + Stand (AS-IS / FOR PARTS)
    $60
    Louisville
  214. Carvin R1000 Redline Series III 1000W Stereo Bass Amp Head Made in USA
    $300
    Louisville
  215. Roland Micro Cube Bass RX Portable Stereo Bass Amplifier - Tested
    $200
    Louisville
  216. Marantz CC3000 5-CD Player + SR6200 AV Receiver *For Parts/ Repair*
    $80
    Louisville
  217. Sony TC-WR775 Dual Cassette Deck for Parts or Repair *AS IS*
    $40
    Louisville
  218. Peavey MMA 800T 8-Channel Modular Mixer + Microphone Inputs
    $40
    Louisville
  219. Peavey SMR™ 821a Stereo Mic/ Line Program Audio Mixer Rackable
    $40
    Boulder
  220. Sennheiser EM100 EW100 G1 Diversity Receiver 518-550MHz w/ AC Adapter
    $40
    Boulder
  221. Audio-Technica ATW-R3100b 3000 Series UHF Wireless Receiver - Band C
    $40
    Louisville
  222. Sony CDP-C360Z 5 Disc CD Player in Good Working Condition
    $40
    80305
  223. Sony TC-WE305 Dual Cassette Tape Deck Player & Recorder
    $50
    80305
  224. Sony STR-DE135 AM/FM Stereo AV Surround Sound Receiver
    $40
    Boulder
  225. Custom Gaming PC – RTX 3070 Ti | Ryzen 7 5800X | 32GB RAM – Bench Test
    $1,300
    Boulder, CO (Martin Acres)
  226. BGW Pro Line II 8000
    $125
    BOULDER
  227. 2 DOD model 260 direct box
    $25
    BOULDER
  228. Electric Air Duster
    $40
    Lafayette
  229. Car Amplifiers (2ch, 4ch)
    $0
    Lafayette
  230. Ice Giant Cooling System
    $50
  231. Grundig Amplifier and Speakers plus 6 Disc CD Player
    $340
  232. OtterBox Defender Case IPhone 14 Pro Max
    $22
    Lafayette
  233. Epson Home Theater Projector
    $200
    Lafayette
  234. AA/AAA Batteries
    $10
    Louisville
  235. Grounded Electric Cords for sale
    $25
    Lafayette
  236. Fitbit inspire 3
    $30
    Boulder
  237. Flash forge ceator pro 2 3d printer
    $250
    Louisville
  238. Iotavx SA3 Integrated Amplifier
    $300
    Lafayette
  239. Sonos Play 5 (First Generation)
    $100
    Lafayette
  240. JBL OnBeat Micro Speaker Dock for iPhone & iPod
    $10
    boulder
  241. Cambridge Audio AXR85
    $250
    Lafayette
  242. Pioneer Elite Receiver VSX-LX102 -firm price
    $125
  243. Garmin heart rate monitor HRM run
    $60
    Boulder
  244. Meta Oculus Quest 2 (256 GB) Virtual Reality Headset w better headgear
    $150
    south Boulder
  245. 16mm Film Projector - Vintage Bell & Howell Filmosound DES 202
    $233
    south Boulder
  246. Amazon Alexa
    $25
    Louisville
  247. Sceptre 24" Monitor
    $15
    Boulder
  248. Netgear Nighthawk r7000 & Netgear Cable modem CM1000v2
    $20
    Lafayette
  249. Dell UltraSharp U3223QZ 32" 4K Monitor Webcam USB-C Hub Teams Video Co
    $550
    Boulder
  250. kIC-7600
    $950
    Lafayette
  251. ZAGG YW2-ZKPRO Plus Wireless Keyboard
    $5
    Boulder