POWER 1200W RMS (AES Standard) DIMENSIONS 69 H, 60 W, 43 D cm WEIGHT 15 Kg SPEAKER 4 x 10" COLOURS Carbon Fiber + Tolex black. Custom color on demand. IMPEDANCE 4 or 8 ohm (order separately) BASS REFLEX on front TWEETER 4 positions switch FREQUENCY RESPONSE 35Hz to 22 kHz SENSITIVITY 104 dB SPL