Marantz NR1603 7.1-channel home theater receiver with Apple AirPlay

Highlights:
Power and Processing:
7-channel amplifier
50 watts per channel into 8 ohms (20-20,000 Hz) at 0.08% THD, with 2 channels driven
Dolby TrueHD, DTS-HD Master Audio, Dolby Digital Plus, DTS-HD High Resolution Audio, Pro Logic IIz, and DTS Neo:6
Audyssey Laboratories' MultEQ six-point auto setup and room calibration system (microphone included)
M-DAX (Marantz Dynamic Audio eXpander) for better sounding MP3s and other digital music files
Digital Music Options:
built-in Apple AirPlay for ultra-convenient iTunes music playback
direct digital connection of iPod/iPhone via the front-panel USB port bypasses your player's digital-to-analog converter for better sound
Ethernet port for music and JPEG streaming from a wired PC network, and control via a PC
DLNA (Digital Living Network Alliance) certified to ensure optimal compatibility with other network-enabled equipment
access Internet radio stations and digital streaming services (broadband connection required)
optional streaming services include PANDORA Internet radio and Rhapsody (registration and subscription may be required)
wireless Bluetooth capability with optional Marantz Bluetooth receiver
Multi-room Audio:
dual-room/dual-source output
powered stereo audio output for 2nd room
using powered 2nd-room output allows 5.1 home theater in main room
Optical/coaxial digital and HDMI audio sources are not output to Zone 2
USB and network-connected sources cannot be played back in different Zones at the same time
Audio Performance Features:
192kHz/24-bit digital-to-analog converters for all channels
direct mode switches off unnecessary circuitry to provide cleaner sound
detachable power cord