QSN pro audio

Drive: LF: 8" x2 (Ferrite),
High frequency: 3"x1 (Ferrite),
Frequency response: 78Hz-20KHz,
Rated power: 450W,
Peak power: 1800W,
Impedance: 16 ohms,
Sensitivity: 99dB,
Maximum sound pressure level: 139dB,
Diffusion angle: 110 degrees x 8 degrees,
Dividing mode: internal/external divider,
Installation: linear suspension,
Size: 730x478x250mm.