Seismic Audio GH15L - Passive 15 Inch 2-Way PA/DJ Loudspeaker Cabinet - 800 Watt Full Range PA/DJ Band Live Sound Speaker

When you need full-range coverage for mid-sized gigs without the complexity of powered speakers, the GH15L delivers straightforward passive performance. This 15-inch two-way cabinet handles the real-world demands of wedding receptions, club DJ sets, and band gigs where you're covering 100-200 people indoors.

The 15-inch woofer paired with a 1-inch horn tweeter gives you solid coverage from 50 Hz to 20 kHz — enough low-end punch for modern music without getting muddy in the mids where vocals live. At 97 dB sensitivity and 400 watts RMS handling, you're getting serious output capability that works with most amps in this power range. The bass reflex design adds some extra thump without sacrificing clarity.

What makes this cabinet practical for working musicians is the dual input options — 1/4-inch jacks for quick setup or binding posts when you want a more permanent installation. The 8-ohm impedance plays nice with most amplifiers, and you can easily daisy-chain multiple cabinets without impedance headaches. At 36 pounds, it's heavy enough to sound substantial but light enough that you won't hate load-in.

The MDF construction with ABS corner guards means it'll survive the inevitable bumps and scrapes of regular gigging. This isn't boutique cabinetry, but it's built to handle the realities of loading docks and cramped stages. Use it as mains for smaller rooms, monitors for bigger stages, or side fills when you need extra coverage.

Bottom line: If you want dependable full-range sound for small to medium venues and prefer the flexibility of choosing your own amplifier, the GH15L covers the basics without breaking your gear budget.

Technical Specifications

• Power (RMS): 400 Watts
• Power (Peak): 800 Watts
• Amplifier Type: Passive (requires external amplifier)
• Woofer: 15" High Output Mid/Low Pulp Ribbed
• HF Driver: 1" Horn Tweeter, 75 Watts
• Frequency Response: 50 Hz - 20 kHz
• Sensitivity: 97 dB
• Impedance: 8 Ohms
• Inputs: 1/4" TS, Raw Speaker Wire Terminals
• Outputs: Parallel Input for Daisy Chain
• Cabinet: MDF Acoustic Enclosure, Bass Reflex
• Dimensions: 24.5" x 18.5" x 14"
• Weight: 36 lbs
• Warranty: One Year
• Recommended For: Live sound, DJ setups, band PA, church audio

Frequently Asked Questions

What size venue can the GH15L handle?

You're looking at coverage for about 200 people indoors — think wedding receptions, small clubs, or church services. Outdoors, expect more like 100-150 people since you lose the room boundaries that help reinforce the sound. For larger crowds or if you're doing bass-heavy music, you'll want to add a subwoofer.

Do I need an amplifier with this speaker?

Yes, this is a passive cabinet that needs an external amp or powered mixer. You'll want an amplifier that can deliver at least 400 watts RMS at 8 ohms to get full performance. Connect with standard speaker cables using the 1/4-inch jacks or binding posts — never use instrument cables for speaker-level signals.

Can I use this as a floor monitor?

Absolutely. The wide-dispersion tweeter gives you good stage coverage, and the 8-ohm load means you can run multiple monitors from the same amp channel. The angled cabinet design works well for floor monitoring, directing sound up toward performers.

How does this compare to powered speakers in the same price range?

Passive speakers give you more flexibility — you choose your own amplifier and can upgrade power later without replacing the whole cabinet. They're also more reliable long-term since the amp can be serviced separately. Trade-off is you need to budget for an amplifier and cables, while powered speakers are grab-and-go.