Mc Voice AMP-510si HIFI 5.1 amplifier with karaoke function, tuner, USB port Large display, which shows all activated functions, in writing, and with symbols! Colour: silver 5 channel amplifier with DSP processor and 8 impressive surround-sound effects 2 x140 W + 3 x 40 W, 5.1 channel digital speech control amplifier AMP-400bl ESL 5.1 surround. Super I-DCD 24.Bit. DSP Mode Super Theater. Loudness. Music output: 2 x 140 watts + 2 x 40 watts. Operation modes: Stereo / 3 channels / 5 channels. Karaoke function with echo and sound control. Additionally shielded power supply unit for undisturbed hi-fi sound Two large digital performance indication gauges Controls and connections on the front: 1. Volume control 2. 2 x microphone connectors 3. Bass control 4. Treble control 5. Balance control 6. Input selector 7. Echo/delay control 8. VFD switch 9. Mode switch 2 channels/3 channels/5 channels 10. Individual volume control 11. DSP switch 12. Power switch 13. Language 14. Auto 15. Mute 16. Microphone volume 17. Large display (250 mm x 70 mm). Connection in the back: AC-3/DTS- input ( CE/SW , SL/SR , FL/FR ) L/R Audio input ( DVD , CD , AUX ) L/R SW out ( SW out1 , SW out2 ) L/R Surround speaker connections SR , SL , CEN, +/- Main speaker connections FR , FL +/- w x h x d 430 mm x 190 mm x 380 mm. Weight: 6 kg.