System type 2-way
Enclosure type Bass-reflex
Frequency response ± 3dB 50 - 27000 Hz
Nominal impedance 8 Ohm
Amplifier Requirements 15 - 120 W
Sensitivity (2.83V/1m) 91 dB
Maximum output (SPL) 111 dB
Tweeter 19 mm (3/4 in.)  KEF NT19C (SP1367 - 4 OHMS) 
Woofer 165 mm (6.5 in.) Uni-Q