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Long Wires

If you want to connect a device that's more than a few feet away from your Wi-Fi router, you need to add some long wires.Long wires are also useful for connecting devices in hard-to-reach places within the walls of your home, such as behind furniture, in a basement, or in an attic. Here are some great options for long wires.

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  1. AudioQuest - Black Lab RCA 26.2' Analog Low-Frequency Subwoofer Audio Interconnect - Black with White Stripes

    SKU: J7QX8PWJG7

    Product Description

    A black RCA analog subwoofer cable with solid long-grain copper conductors for clear, distortion-free audio.
    See all Speaker Wire & Cables
    Your price for this item is $119.95

  2. KICKER - K-Series 20' Speaker Cable - Frost Blue/Frost Clear

    SKU: JXHZRT8T29

    Product Description

    A frost blue and clear 16AWG speaker cable delivering enhanced bass, signal clarity, and easy installation.
    See all Speaker Wire & Cables
    Your price for this item is $24.99

  3. AudioQuest - SLiP/DB-16/4 - 500' CL3/FT4 In-Wall & Direct Burial Rated Bulk Speaker Cable - White/Silver Stripes

    SKU: J7QX8P6SX5

    Product Description

    A white cable with silver stripes featuring four 16 AWG copper conductors for clear in-wall audio.
    See all Speaker Wire & Cables
    Your price for this item is $1,750.00

  4. Sonos - Long Straight Power Cable for Five, Beam, and Amp - White

    SKU: J39H3733P9

    Product Description

    A long white power cable offering flexible placement for compatible speakers and devices.
    See all TV & Home Theater Accessories
    Your price for this item is $29.99

  5. AudioQuest - Hole GroundGoody 9.8' RF-Dissipating Ground Wire - Black

    SKU: J7QX8PRPXQ

    Good, but too long for practical use...Overall a high quality ground cable, but being that it would almost always be used to create a phone cable in conjunction with another Audioquest product, it's silly...

    Product Description

    A black analog audio ground wire with silver-over-copper conductors that dissipates RF noise and prevents hum.
    See all Speaker Wire & Cables
    Your price for this item is $85.00

  6. Vosker - 2000 External Long-Range Cellular Antenna for Mobile Security Cameras - Black

    SKU: JXCVL45K4W

    Product Description

    A black, long-range cellular antenna that boosts signal strength for mobile security cameras in low-coverage areas.
    See all TV Antennas
    Your price for this item is $69.99

  7. Metra - Radio Harness for Select 2014-2020 Chevrolet - Multi

    SKU: J7RX7Y76FV

    Product Description

    A multi-colored amplifier bypass harness designed for select 2014-2020 Chevy and GM vehicles with MOST amplifiers.
    See all Amp Installation Kits
    Your price for this item is $22.99

  8. Metra - Speaker Harness for Select Mazda 2016 and Up Vehicles - Multi

    SKU: J7RX7Y8RSF

    Product Description

    A multi-colored harness enabling easy connection of up to four speakers in select 2016 and newer Mazda vehicles.
    See all Car Speaker Harnesses
    Your price for this item is $19.99

  9. REL - Commander Cable 5M - Black

    SKU: J3QSR2VYPF

    Product Description

    A high-performance black RCA subwoofer cable designed for superior home theater audio connections.
    See all RCA Cables
    Your price for this item is $129.00

  10. REL - Commander Cable 5M - White

    SKU: J3QSR2VY9P

    Product Description

    A high-performance white RCA subwoofer cable designed for superior home theater audio connections.
    See all RCA Cables
    Your price for this item is $129.00
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In-store pricing may vary. Prices and offers are subject to change. © 2026 Best Buy. All rights reserved. BEST BUY, the BEST BUY logo, the tag design, and MY BEST BUY are trademarks of Best Buy and its affiliated companies.