








🎵 Unleash the bass, own the room — SMP500 powers your sound like a pro.
The OSD Audio SMP500 is a mono-channel Class D subwoofer amplifier delivering 400W RMS at 4 ohms with onboard DSP for customizable bass control. Designed for high-wattage passive subwoofers, it features efficient cooling, rack-mount compatibility, dual voltage support, and user-friendly controls including remote operation and auto-sensing power on/off.








| Number of Channels | 1 |
| Package Type | cardboard box |
| Output Power | 4E+2 Watts |
| Mounting Type | Surface Mount |
| Voltage | 220 Volts, 12 Volts |
| Maximum Supply Voltage | 2.2E+2 Volts |
| Specification Met | Etl Rated |
| Item Dimensions | 15 x 5 x 6 inches |
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