Precisely tailored for the perfection speaker. The high performance 2-Way Speaker provides outstanding advantages in music and vocal performance and can also be used various other applications. Specifications AV-110 Frequency Response 40Hz ''" 20kHz,3dB ,Recommended Amplifier 100 ''" 400 watts Sensitivity 92 dB Nominal Impedance 8 ohms Crossover Frequencies 2 kHz Dimensions (H x W x D) 320 x 545 x 243 mm