Cable Matters

Cable Matters 2-Pack Shielded Subwoofer Cable

Name: Cable Matters 2-Pack Shielded Subwoofer Cable, RCA Cable, 10ft / 3m | Braided, Digital Coaxial RCA Cord for LFE Subwoofers, S/PDIF Digital Audio
Brand: Cable Matters
SKU: B08KSK4F98

Bottom line: The Cable Matters 2-Pack Shielded Subwoofer Cable: Braided jacket resists fraying for lasting durability; main trade-off: coaxial S/PDIF only — no optical Toslink version included.

Live pricing on eBay

As an Amazon Associate, SpecPicks earns from qualifying purchases. Full disclosure →

🛒 See live eBay price Also on Amazon — Check price → Compare to similar audio & midi

By Mike Perry, Founder & Editor-in-Chief · Listing data updated 2026-10-19

Mike Perry — Hardware researcher since 2014. For retro PC hardware and period-correct parts, synthesises manufacturer documentation, community compatibility lists and marketplace listings rather than first-hand lab testing. Core beat: GPU performance across gaming, rendering, and local-LLM inference. About the author →

Pros & Cons

Pros

✓ Braided jacket resists fraying for lasting durability
✓ Shielded coax protects the S/PDIF signal from interference
✓ Supports Dolby Digital Plus and DTS-HD 5.1/7.1 surround
✓ 2-pack covers two digital audio installs at once

Cons

✗ Coaxial S/PDIF only — no optical Toslink version included
✗ Fixed 10ft/3m length is excess for short component runs
✗ RCA plugs incompatible with XLR/balanced sub inputs
✗ Both cables share the same 10ft length; no short option

SpecPicks Verdict

SpecPicks scored Cable Matters 2-Pack Shielded Subwoofer Cable using a rating × review-volume × price-fit model applied to published specs and reviews across the audio & midi category. Cable Matters's audio & midi lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for audio & midi of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

Key Features

Versatile RCA Audio Cable: This shielded RCA cord connects compatible RCA-equipped devices for LFE subwoofer or S/PDIF digital audio applications. Use the digital coaxial cable with supported home theater systems, televisions, amplifiers, A/V receivers, soundbars, DACs, and subwoofers
LFE Subwoofer Connection: Use the RCA subwoofer cable to connect an A/V receiver or amplifier with an LFE or subwoofer output to a powered subwoofer with a compatible line-level RCA input. The subwoofer cord carries a single low-frequency audio signal between compatible devices
Digital Coaxial Audio: The coaxial digital audio cable carries S/PDIF audio between compatible digital coaxial output and input ports. Supported audio formats transmitted through the S/PDIF cable depend on the connected source, receiving equipment, and selected settings
Shielded Braided Design: Internal shielding helps reduce electromagnetic and radio-frequency interference, while the braided RCA cable jacket helps protect against fraying and everyday abrasion. Durable connectors support reliable connections for digital audio and subwoofer applications
Convenient 2-Pack: Use the two coax audio cables for separate digital audio installations, compatible dual-subwoofer setups, or to keep a matching spare available. Each RCA cable carries one audio signal and does not combine separate left and right analog channels

Full Specifications

Brand	Cable Matters
Color	Black
Model	500066-10X2
Cable Type	Coaxial, Composite
Item Shape	Round
Model Name	2-Pack Subwoofer Cable Digital Audio Coaxial Cable
Unit Count	20 Feet
Item Length	10 feet
Part Number	500066-10X2
Connector Type	RCA
Number of Pins	2
Outer Material	Braided
Number of Items	2
Special Feature	Braided
Connector Gender	Female-to-Female
Specification Met	CE, FCC, RoHS
Compatible Devices	Speaker
Indoor Outdoor Usage	Indoor, Outdoor
Customer Package Type	protected packaging
Compatible Phone Models	No Compatible Phone Models
Full listing title	Cable Matters 2-Pack Shielded Subwoofer Cable, RCA Cable, 10ft / 3m \| Braided, Digital Coaxial RCA Cord for LFE Subwoofers, S/PDIF Digital Audio, Home Theater, and A/V Equipment

Ready to buy?

Cable Matters 2-Pack Shielded Subwoofer Cable, RCA Cable, 10ft / 3m | Braided, Digital Coaxial RCA Cord for LFE Subwoofers, S/PDIF Digital Audio, Home Theater, and A/V Equipment is vintage hardware; the used and vintage market on eBay carries most of the live inventory. Prices and condition vary by seller and move in real time, so we link the live listing rather than quote a cached price. It also has an Amazon listing — check it for current price and availability. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

See live eBay listings → Check Amazon listing →