HQ Power 2-way professional 15" ABS speaker. System type: 1.0 system, Speaker placement: Floor, In-wall/in-ceiling, Tweeter size: 34.3 mm (1.35 "). RMS rated power: 300 W, Frequency range: 40 - 18000 Hz, Impedance: 8 Ом. Connectivity technology: Wired. Housing material: Metal, Plastic. Width: 720 mm, Depth: 495 mm, Height: 365 mm