Two-way acoustic suspension
Frequency response: 65Hz-40kHz
Crossover frequency: 2.5kHz
Amplifer Requirements: 10-150W
Amplifier:N/A
Sensitivity:(2.83V/1m) 90dB
Maximum output: 111dB
Impedance: 8½
Weight: 6.2kg
Power requirements:N/A
Finishes: Black Ash, European Walnut
Dimensions (H X W X D): 177 x 430 x 211 mm
Two-way bass reflex
Frequency response: 36Hz-40kHz 
Crossover frequency: 2.5kHz
Amplifer Requirements: 15-200W
Amplifier:N/A
Sensitivity:(2.83V/1m) 91dB
Maximum output: 113dB
Impedance: 8½
Weight: 13.4kg
Power requirements:N/A
Finishes: Black Ash, European Walnut
Dimensions (H X W X D): 965 x 203 x 286 mm
Two-way bass reflex
Frequency response: 41Hz-40kHz
Crossover frequency: 2.5kHz
Amplifer Requirements: 15-150W
Sensitivity:(2.83V/1m) 90dB
Maximum output: 111dB
Impedance: 8½
Weight: 11.5kg
Finishes: Black Ash, European Walnut
Dimensions (H X W X D): 915 x 177 x 260 mm
Plinth Dimensions:248 x 322 mm W x D (9.7 x 12.7 in.)
Two-way bass reflex
Frequency response: 54Hz-40kHz 
Crossover frequency: 2.5kHz
Amplifer Requirements: 10-125W
Sensitivity: (2.83V/1m) 88dB
Maximum output: 108dB
Impedance: 8½
Weight: 4.4kg
Finishes: Black Ash, European Walnut
Dimensions (H X W X D): 290 x 177 x 256 mm
Plinth Dimensions: N/A
Two-way bass reflex
Frequency response: 65Hz-40kHz 
Crossover frequency: 2.5kHz
Amplifer Requirements: 10-100W
Sensitivity: (2.83V/1m) 87dB
Maximum output: 106dB
Impedance: 8½
Weight: 3.2kg
Finishes: Black Ash, European Walnut
Dimensions (H X W X D): 260 x 150 x 221mm
Plinth Dimensions: N/A