In wall subwoofer amplifiers are generally passive devises, meaning they require external power. A subwoofer amplifier provides stable power to your subs and enhances the low frequency sound effects for realistic roars, thunders and crashes. OSD gives customers options for in wall subwoofer amps, each with different price points and features to suit any system. The SMP60 is a quick and economical amp that serves up 100 watts and includes a built-in crossover network designed specifically for passive subs. If you're a bass junkie who needs a lot of power, check out the exceptional SMP500 with 1000 watts of power peak and 400W RMS @ 4 ohms.
We call this our “tiny but mighty” powered sub because it measures less than six inches wide but supplies an in-wall or stand-alone subwoofer the power it needs so you can experience room-shaking low frequency impact (bass) on movie and music soundtracks.Learn More
OSD Audio’s SMP500DSP is a highly efficient Class D dedicated subwoofer amplifier that supplies passive subwoofers up to 1000W power peak power/400W RMS 4 ohm stable, so you can enjoy all the crashes, crunches and car chases with spine-tingling exhilaration.Learn More
Get the most out of your subwoofer with this kit! It includes a the SL800 is a sub-woofer that features a revolutionary 4.75" (5" including the feet) deep design. Paired with the SMP250 Mono Subwoofer Amp which features variable low-pass crossover, easily accessible volume control and a low-frequency effect input. It's designed for use with higher wattage passive subwoofers so you can tighten the level of the bass signal.Learn More
In-wall subs are a great way to experience low frequencies effects without filling up floor space. A subwoofer is designed to reproduce the lowest of audible frequencies and will give you that spine-tingling rumble effect that takes you out of reality and into the plot. An excellent in-wall subwoofer at a great price, this is an 8" passive sub with power handling up to 240 Watts. Bundled with the high current class A/B 250-watt subwoofer amplifier SMP250, you'll get exceptional sound no matter what you're listening to or where.Learn More
If you're looking for a subwoofer amplifier, OSD Audio has you covered. The SMP250 Mono Subwoofer Amp features variable low-pass crossover, easily accessible volume control and a low-frequency effect input. It's designed for use with higher wattage passive subwoofers so you can tighten the level of the bass signal. You can even use the high-pass ins and outs to send the signal back into your sound system.Learn More
With the Black Series 300W mono subwoofer amplifier, you'll get exceptional sound no matter what you're listening to or where.Learn More
The SMP60 is a compact, table top 80 watt subwoofer amp with built-in crossover network designed to be used with a passive subwoofers. This exceptional subwoofer amplifier provides stable wattage to your subwoofer so you get that nice kick to your bass. With the low pass crossover switch, you can tighten the level of the bass signal going to the subwoofer.Learn More