High quality passive Dynavox 2-way Hi-Fi crossover Impedance 8 ohm, RMS Power: 120 W, cut-off frequency 3.2 kHz, slope 12 dB/oct, Frequency range 25 Hz – 22 kHz Screw terminals; Dimensions: approximate 100 x 50 mm Package Dimensions: 13.0 L x 4.0 W x 4.5 H (centimetres)