Subwoofer Mystery MBB-306A

High quality body (material): MDF
Speaker size: 12″
Covering (material): black carpet
Suspension (material): rubber
Diffuser: polypropylene
Strontium Magnet: 40 oz.
Voice coil ASV: 2″
Built-in amplifier: MOSFET
Remote volume control
High level and line inputs (RCA)
Adjustable filter: Low pass 40-250 Hz
Adjustable Bass Boost: 0-12dB
Rated power: 250W
Maximum power: 550 W
Frequency range: 25Hz-200Hz
Resistance: 4 ohms
Sensitivity: 93 dB
Dimensions (WxHxD), mm: 510x400x400