Source Direct function: Yes Product colour: Black Connectivity technology: Wired Treble adjustment: Yes Volume control: Rotary On/off switch: Yes Bass adjustment: Yes Material: Steel AC input voltage: 220 - 230 V Power source type: AC AC input frequency: 50 - 60 Hz Power consumption (typical): 130 W Power consumption (standby): 0.2 W Weight: 6.8 kg Height: 129 mm Depth: 323 mm Width: 435 mm Built-in display: No Bridge-mode power output per channel (4 Ohm): 50 W Signal-to-Noise Ratio (SNR): 103 dB Frequency range: 10 - 100000 Hz Bridge-mode power output per channel (8 Ohm): 30 W Peak power per channel: 50 W Line outputs (RCA): 1 Phono audio in (L,R): Yes