Vision TC2-AMP2. Signal-to-Noise Ratio (SNR): 98 dB, Impedance: 8 Ом, Frequency response: 80 - 22000 Hz. Multichannel audio input type: Terminals. Input voltage: 100-240 V, Input frequency: 50/60 Hz, Power consumption (typical): 40 W. Weight: 63 g. Certification: RoHS, WEEE, CE