The GH215L dual 15-inch PA speakers deliver serious low-end punch for bands, DJs, and live sound engineers who need full-range coverage without breaking the budget. This pair of passive loudspeakers handles everything from rock shows to dance music with authority.

Each cabinet packs dual 15-inch woofers with ribbed cones and high-output voice coils, backed by a 1-inch horn tweeter for crisp highs. The result is full-spectrum sound that cuts through mix and reaches the back of the room.

At 725 watts RMS and 1450 watts peak per cabinet, these speakers push serious volume while maintaining clarity. The 4-ohm impedance maximizes power transfer from your amplifier. Frequency response spans 35 Hz to 20 kHz, delivering deep bass extension and detailed treble reproduction. At 96 dB sensitivity, they convert amplifier power efficiently into sound output.

Perfect for mid-sized venues up to 400 people, outdoor festivals, club installations, or touring bands needing reliable mains. The rugged MDF construction with aviation-grade carpet covering and steel mesh grilles stands up to regular transport and stage use.

Connect via 1/4-inch TS inputs or raw wire terminals to your power amplifier or powered mixer. Each cabinet measures 44" x 18" x 14" and weighs 57 pounds.

Seismic Audio backs these speakers with solid warranty coverage and fast shipping. Professional-grade components at a price point that works for working musicians.

Technical Specifications

Frequently Asked Questions

What size venue can these GH215L speakers handle?

These dual 15-inch speakers work well for venues holding 300-400 people indoors, or outdoor events up to 200-250 people depending on ambient noise. The dual woofer configuration and 1450-watt peak power handling provide enough output for medium-sized clubs, wedding receptions, school auditoriums, and outdoor festivals. For larger venues, consider adding subwoofers or using multiple pairs.

What amplifier do I need to power these speakers?

You'll need a power amplifier rated for at least 725 watts RMS into 4 ohms per channel to properly drive these speakers. Many DJ mixers with built-in power amps or dedicated power amplifiers will work. Connect using standard 1/4-inch speaker cables or raw speaker wire to the terminals on the back panel.

Do I need a subwoofer with the GH215L speakers?

Not necessarily - the dual 15-inch woofers provide substantial bass extension down to 35 Hz, which covers most musical content well. However, if you're playing bass-heavy electronic music, hip-hop, or want maximum low-end impact for large outdoor events, adding a subwoofer will enhance the overall system performance and allow these mains to focus on mid and high frequencies.

Can I use these speakers as floor monitors?

While these are designed as main PA speakers, their size and angled cabinet design make them less ideal as floor monitors. The 44-inch height and 57-pound weight per cabinet make them cumbersome for monitor use. Consider dedicated floor monitors or smaller speakers for stage monitoring applications.

How do these compare to single 15-inch PA speakers?

The dual 15-inch design provides significantly more bass output and power handling than single 15-inch speakers. You get roughly double the cone area for moving air, resulting in deeper bass response and higher maximum volume levels. This makes them better suited for larger venues and bass-heavy music, though they're also larger and heavier than single-driver alternatives.

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