Monolith by Monoprice M-12 V2 12in THX Certified Ultra 500-Watt Powered Subwoofer

Model 42847

Woofer 12" cone

Cone Material 2‑layer long fiber pulp/glass fiber cone

Voice Coil 60mm with high temperature aluminum wire and black anodized aluminum bobbin

Surround FEA optimized NBR (nitrile butadiene rubber)

Motor FEA optimized, undercut T‑pole focused field

Magnet Ceramic Y35, 2 pcs total 180 oz.

Xmax 18mm (one‑way)

Xmech 78mm (peak‑to‑peak)

Enclosure Sealed or vented HDF cabinet with horizontal and vertical bracing

Finish Black Ash

Amplifier Class D 500Wrms

Frequency Response (‑6dB) Sealed Vented

Extended EQ Not Recommended 17~200 Hz

THX® EQ 20~200 Hz Not Recommended

Harmonic Distortion <3% 20~100 Hz (90dB @ 1m)

Variable Level Control +15/‑20dB

Crossover Inline/Bypass variable 40~160 Hz

Inputs RCA (2), XLR

Outputs XLR

Signal Turn On Selectable always on/auto

Auto Turn Off 30 minutes

Dimensions (LxWxH) 630 x 425 x 580 mm (24.8" x 16.7" x 22.8")

Weight 52.2 kg (115.1 lbs.)