Type: 4-way passive speaker

HF: 4.5” Neodymium, 1.4’’ output with 3’’ Voice coil

MF: 15’’ Neodymium with 3’’ voice coil

LF: 2 x 21’’ with 5’’ voice coil

Amplifier: 4 channel, Class-D

Output power: 4 x 1000W 8Ω, 2 x 3400W 8Ω (Bridged)

Total Output: 10800W

Cooling: Fan cooling

DSP: DSP processor 48KHz - 56 bits

Control: 21dBV (8.7V rms)

Operating Frequency Range OS-15: 50Hz - 18KHz

Operation Frequency Range OS-221: 22Hz - 120Hz

Frequency Response: 22Hz - 18KHz (@-10dB)

Maximum Peak SPL: 136dB / 147dB (peak)

Horizontal Coverage@2KHz: 102°

Vertical Coverage@2KHz: 30°

Audio Input: 4 pins Speak-ON INPUT and LINK

Input Impedance: OS-15 : 8Ω and OS-221 : 4Ω x 2

Nominal input sensitivity: OS-15 : 100dB (1w/1m) and OS-221 : 98dB(1W/1m)

Dimensions: 715 x 900 x 2340mm (WxDxH)

Net weight: 170.5Kg

Enclosure: 18+20mm plywood

Finish: Textured paint