The QRW50 speaker cable pair bridges the gap between home receivers with binding post terminals and speakers with 1/4" inputs. This 2-pack gives you the flexibility to connect speakers that require 1/4" connections to amplifiers or receivers equipped with red and black wire terminals.

Each 50-foot cable provides the reach needed for permanent installations or temporary setups where distance matters. The 16-gauge wire delivers reliable signal transmission for both PA and home audio applications, while PVC wrapping and shielding protect against interference and wear.

The raw wire ends strip easily to connect to binding posts, speaker terminals, or screw-down connections on amplifiers and receivers. The molded 1/4" connectors provide secure connections to speakers, monitors, or other equipment with quarter-inch inputs. At 50 feet per cable, you get plenty of length for stage setups, home theater installations, or distributed audio systems.

These cables work well for connecting home stereo speakers to vintage receivers, linking stage monitors to amplifier outputs, or running speaker feeds in permanent installations. The 16-gauge wire handles typical home and small venue power levels without signal degradation over the 50-foot run.

Setup requires no additional adapters – simply strip the raw wire ends to the appropriate length and connect to your amplifier's speaker terminals, then plug the 1/4" ends into your speakers. Each cable includes clear polarity markings to maintain proper phase.

Seismic Audio backs these speaker cables with a one-year warranty and ships them ready for immediate use in your audio system.

Technical Specifications

Frequently Asked Questions

What's the difference between speaker cable and instrument cable?

Speaker cables like the QRW50 are designed to carry amplified signals from your amp to speakers, using thicker gauge wire to handle higher power levels. Instrument cables carry low-level signals from guitars or other sources to amplifiers and would burn out if used for speaker connections. Never use instrument cables between amplifiers and speakers.

Can I use these cables for outdoor events or mobile DJ setups?

The PVC jacket and shielding make these cables suitable for temporary outdoor use, though they're better suited for permanent installations or indoor events. For frequent mobile use or harsh outdoor conditions, consider cables with more rugged jackets. The 50-foot length works well for small to medium outdoor gatherings up to 150 people.

Will 16-gauge wire handle my amplifier's full power output?

16-gauge wire is appropriate for most home audio applications and smaller PA systems under 200 watts per channel. For high-powered amplifiers over 300 watts or very long cable runs, thicker 12 or 14-gauge wire provides better performance. Check your amplifier's manual for recommended wire gauge based on power output and distance.

How do I connect the raw wire ends to my amplifier?

Strip about 1/2 inch of insulation from each raw wire end, twist the strands tightly, and insert into your amplifier's binding posts or terminal strips. Match red wire to positive terminals and black to negative, ensuring the same polarity at both ends. Some amplifiers have spring-loaded clips that accept bare wire directly.

Do these cables work with both powered and passive speakers?

These cables work with passive speakers that have 1/4" inputs, connecting them to separate amplifiers or receivers with binding post outputs. For powered speakers with 1/4" inputs, you'd need different cables since powered speakers typically require line-level signals, not speaker-level outputs from amplifiers.

WARNING: This product can expose you to chemicals including Di(2-ethylhexyl)phthalate (DEHP), which is known to the State of California to cause cancer. For more information, go to: www.P65Warnings.ca.gov