Wharfedale Diamond 12.3 speakers

Specifications:
Speaker Type: 2.5-way floorstanding
Bass Driver: 5" Advanced PP Cone
Midrange Driver: 5" Advanced PP Cone
Treble Driver: 1" Textile Dome
Sensitivity: 87.5dB
Recommended Amp Power: 30-150W
Peak SPL: 102dB
Impedance: 8 Ω (compatible), Minimum Impedance: 4.6 Ω
Frequency Response: 45Hz to 20kHz (+/-3dB), Bass Extension: 40Hz (-6dB)
Crossover Frequency: 2.2kHz
Cabinet Volume: 26.6 liters
Dimensions: 38.38" x 7" x 13.7"
Net Weight: 42.9 lbs