The Denon Home Amp can power any loudspeaker in any room, enhance TV audio with HDMI eARC, or connect to a subwoofer for added bass with low and high pass crossovers. With HEOS® Built-in, you can manage all your devices from the HEOS app. Keep the music going throughout your home with seamless multi-room control. Denon Home Amp Features and Specifications: Denon sound quality delivers best-in-class audio hardware and is expertly tuned for signature vivid and spacious sound. Music at your command from your favourite streaming services or local sources. Wireless whole-home audio for a seamless, multi-room listening experience. HDMI eARC makes it easy to connect for TV sound. Quick selects allow you to store three favourite sources to enjoy when you want, without the hassle of searching. HEOS® Built-in lets you group other devices with HEOS Built-in to play the same or different content in multiple rooms, wirelessly. Simple setup using the HEOS app to effortlessly set up your device on your home network. Subwoofer output allows you to connect a subwoofer for additional bass, with low and high pass crossovers Perfectly sized to fit 2 on a 19” rack Specifications: Amplifier Power Amplifier Rated output & THD (8ohm)100 W+100 W (8 Ω/ohms, 20 Hz to 20 kHz, T.H.D. 0.05 %) Power Amplifier Rated output & THD (4ohm)125 W + 125 W (4Ω/ohms, 1 kHz, T.H.D. 0.1%) Frequency Response20 Hz to 20 kHz : ±1.5 dB Connected loudspeaker Impedance4 – 16 Ω/ohms Audio Inputs / Outputs Loudspeaker Binding Posts4-way binding posts Digital InputsHDMI (eARC), TOSLINK Analog InputsRCA L/R Subwoofer OutRCA Mono Audio Options Channel AssignmentsStereo (Default), Dual Mono Volume Limit80-100% Balance-15dB to +15dB Adjustable High Pass / Low Pass Filters40-250 Hz / 40-120 Hz EQBass, Treble -5dB to +5dB Sound ModesStereo, Direct, Virtual, Denon Dialog Enhancer, Night Mode TV Sound GroupingYes Audio Format Support DecodingDolby Digital +, Dolby Digital, LPCM, DSD Stereo PCM / Multi-channel PCMYes / Yes Stereo File Formats (HEOS network share or USB)WMA: up to and including 192 kbps AAC & MP3: up to and including 320 kbps WAV, ALAC, FLAC: up to and including 24-bit/192kHz DSD: 2.8 MHz, 5.6MHz Streaming Technologies Bluetooth ReceiveBT 4.2 AirPlayAirplay 2 SpotifySpotify Connect Music Services and Sources Music Services Supported (HEOS, subject to change and local availability)Pandora, Spotify, TuneIn, SiriusXM, Amazon Music, Tidal, Tidal HiRes, iHeartRadio, Deezer, Deezer HiFi, Mood:Mix, Sony Hi-Res, AWA, QPlay, SoundCloud. Music stored on mobile deviceYes (iOS, Android or Kindle Fire) NAS (Network Attached Storage)Network share, DLNA USB Storage Device PlaybackYes (FAT32, NTFS formatted drives) Networking & Control Wired ConnectivityEthernet Wireless ConnectivityDual band, 802.11 a/b/g/n/ac IR Input3.5mm IR LearningYes Control System Compatibility via TCP/IPCrestron, Control4, AMX HEOS AppiOS, Android, Kindle Fire General Product ColorBlack User InterfaceVolume up/down, Play / Pause, Quick Select 1/2/3, Multi colored LED status indicator, Connect button (rear), Bluetooth button (rear) Dimensions (H x W x D) Inches3.4 x 8.54 x 9.21 Inches Dimensions (H x W x D) mm86.2 x 217 x 234mm Weight (lbs)4.5 pounds Weight (kg)2 KG