JBL GT5-1204BR SUBWOOFER auto 1100W.

Type: Enclosed Bass-Reflex Subwoofer

Low-Frequency Transducer: 12" (300mm) Polypropylene cones

Voice Coil: 2" (51mm) diameter

Power Handling, RMS: 275 W

Power Handling, Peak: 1100 W

Frequency Response: 45Hz–150Hz

Nominal Impedance: 4 ohms

Sensitivity: 92 dB

Enclosure Type: Bass-reflex, with Slipstream port

Connector Type: Gold-plated binding post

Grille: Metal speaker protector bars

Dimensions (H x W x D – Metric, English):

570mm x 369mm x 305mm (22-7/16" x 14-1/2" x 12")