This powerful 7 Channel amplifier with built-in bluetooth from Denon features a high current discrete power output devices on all channels. The AVRS930h delivers high power and is rated at a maximum of 185 watts per Channel. With built-In HEOS wireless multi-room technology. The HEOS app puts multiple streaming services in the Palm of your hand, ready to play on your AVR or any devices on your HEOS network! Switch between 2 high frequency rolloff target curves.