Surround Sound mode only works when using the  5.1 channel DVD input

Dual 1/4" microphone inputs enable you to sing along with your favorite tracks, and the integrated FM tuner provides access to free over-the-air content. The headphone jack allows for private listening, and the removable rackmount ears let you install the RX113BT in your A/V rack. A remote control is included as an added convenience.

Does not have USB/SD Card Slot

1500 W of peak power

Manual FM tuner 

This Amplifier has a built in FM tuner with a scan feature but does not display the channels. 

Banana plug-compatible binding posts for front channels

Dual mic inputs with volume, echo, bass, and treble controls

Fluorescent spectrum display

Dual 10-band EQ with individual LED indicators

Cooling fan

Removable rackmount brackets

Voltage switch