11-20 (548)
11.  MTX JackHammer JH600 Mono subwoofer amplifier -- 600 watts RMS x 1 at 2 ohms
| 12.  MTX Subwoofer/Amplifier Package (RTP212) (RTP212)
| 13.  MTX Thunder Square TS5512X2D Ported enclosure with two Thunder Square 12 dual voice coil subwoofers
| 14.  MTX MP42B 200-Watt Home Theater Speaker System (Black)
| 15.  MTX TC4004 4 CHANNEL 1200 WATTS AMPLIFIER
| 16.  MTX 12 Subwoofer (RT1204) (RT1204)
| 17.  MTX Thunder TA7804 Super Amplifier - Amplifier - 4-channel
| 18.  MTX JackHammer JH4512-04 12 4-ohm subwoofer
| 19.  MTX Thunder TC4002 - Amplifier - 2-channel
| 20.  MTX Monitor 5i 5-1/4 2-Way Bookshelf Speaker Pair
|