Onkyo tx-nr646

700 Watt 7.2 Channel Audio/Video Receiver

  • Model: tx-nr646
  • Sku: TXNR646

Stores Near You...

  • Dolby Atmos, Dolby TrueHD, DTS-HD Master Audio, DTS:X
  • 100 Watts x 7 Channels
  • 8 x HDMI-In And 2 x HDMI-Out
  • Built-In Wi-Fi, Bluetooth, And AirPlay
  • Satellite Radio Ready
  • AccuEQ Room Calibration
  • Advanced Music Optimizer DSP Technology
In Store Only
 

Product Overview↑ Back to Top

Onkyo
The Onkyo TX-NR646 7.2-Channel Network AV Receiver delivers wireless audio streaming and powerful multi-channel audio. This receiver features Onkyo's WRAT amplifier technology and delivers up to 100W per channel at 8 ohms for robust audio playback. Built-in AirPlay and Bluetooth allow you to wirelessly stream music from compatible audio sources such as computers, MP3 players, smartphones, and tablets. Onboard Wi-Fi and Ethernet connectivity gives you the ability to stream music from Internet radio sources and use DLNA technology to share content with compatible networked devices. Two Wi-Fi antennas are on the rear of the receiver for optimized signal range.
The Onkyo TX-NR646 has eight HDMI 2.0a inputs for interfacing audio and video sources, and the pass-through of 3D and 4K video sources. There's also a USB port for interfacing additional audio sources. Onkyo also offers a free remote app for controlling your receiver from a smartphone or tablet. Built-in high-resolution audio support allows you to take advantage of dynamic surround sound formats like DTS-HD Master Audio and Dolby TrueHD.
 

Documents

  'Owner's Manual'  
  'Specification Sheet'  

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Technical Specs ↑ Back to Top

Power Output 100 Watts per Channel
Internet Connection Ethernet / Wireless Built-In
Internet Radio Capable Pandora
Slacker
Sirius Internet Radio
Spotify
HDMI Inputs 8
HDMI Output 2
Digital Coaxial Input 1
Digital Optical Input 2
USB Input Yes
USB Location Rear
USB Ports 1
Station Presets 40
Dolby Digital Dolby Atmos
Dolby TrueHD
dts Listen DTS HD Master
RCA (Composite) Audio Input 7
RCA (Composite) Audio Output 1
RCA (Composite) Video Input 3
Component Input 2
Front Speaker (R/L) Out Yes
Center Speaker Out Yes
Surround Speaker (R/L) Out Yes
Subwoofer Out Yes
Satellite Radio Ready SiriusXM
Remote Control Yes

Dimensions

Unboxed
Height 6.8 in
Width 17.1 in
Weight 20 lbs 11.2 oz
Depth 13.0 in
Boxed
Height 10.0 in
Width 16.5 in
Weight 26 lbs 3.2 oz
Depth 22.0 in

Package Contents

  • Indoor FM Antenna
  • AM Loop Antenna
  • Speaker Setup Microphone
  • Remote Control
  • 2 x AA Batteries

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  • Onkyo - 700 Watt 7.2 Channel Audio/Video Receiver •  

Ratings & Reviews ↑ Back to Top

REVIEW SNAPSHOT®

by PowerReviews
Onkyo700 Watt 7.2 Channel Audio/Video Receiver
 
4.8

(based on 5 reviews)

Ratings Distribution

  • 5 Stars

     

    (4)

  • 4 Stars

     

    (1)

  • 3 Stars

     

    (0)

  • 2 Stars

     

    (0)

  • 1 Stars

     

    (0)

100%

of respondents would recommend this to a friend.

Pros

No Pros

Cons

No Cons

Best Uses

No Best Uses
    • Was this a gift?:
    • No (3)

Reviewed by 5 customers

Displaying reviews 1-5

Back to top

 
4.0

Just fine

By Frank

from West palm beach florida

About Me Movie Enthusiast, Practical, Technically Challenged, Tech Savvy

Verified Buyer

Pros

  • Easy To Set Up
  • Great Interface
  • Improves Functionality
  • Improves Performance

Cons

    Best Uses

    • Home Theater Setups
    • Large Rooms
    • Movies
    • Small Rooms
    • Television Shows

    Comments about Onkyo 700 Watt 7.2 Channel Audio/Video Receiver:

    Recomend

    • Was this a gift?:
    • No

    Comment on this reviewHelp Icon

     
    5.0

    Excellent performance

    By Falcón

    from Florida

    Verified Buyer

    Pros

    • Great Sound And Quality

    Cons

    • No Cons

    Best Uses

      Comments about Onkyo 700 Watt 7.2 Channel Audio/Video Receiver:

      I connect all the sound equipment and the results are espectacular, great and clear sound, a big diferent.

      • Was this a gift?:
      • No

      Comment on this reviewHelp Icon

       
      5.0

      Great Product

      By Young at heart

      from ATLANTA, GA.

      Verified Buyer

      Comments about Onkyo 700 Watt 7.2 Channel Audio/Video Receiver:

      Being that I prefer "Rack Systems", And my last stereo lasted 20 years. I was in for a big surprise.

      Comment on this reviewHelp Icon

       
      5.0

      Amazing product

      By HGT

      from Miami

      Verified Buyer

      Comments about Onkyo 700 Watt 7.2 Channel Audio/Video Receiver:

      I will use this product as the main hub for my home theater and other video/ audio inputs. It is flexible, solid, robust, a great choice in this Price segment. I have no hesitation to recommend you to get one!

      Comment on this reviewHelp Icon

       
      5.0

      Great receiver

      By Kirven

      from Atlanta

      About Me Audiophile, Movie Enthusiast, Pro Audio / DJ

      Verified Buyer

      Pros

      • Accurate Controls
      • Easy To Set Up
      • Good Power Output
      • Great Sound Quality

      Cons

        Best Uses

        • Basic Systems
        • Home Theater
        • Larger Rooms
        • Multiple Rooms / Whole House

        Comments about Onkyo 700 Watt 7.2 Channel Audio/Video Receiver:

        Lot of receiver with excellent options. Dolby Atmos I'm waiting to try, just need the right source. Otherwise, great sound.

        • Was this a gift?:
        • No

        Comment on this reviewHelp Icon

        Displaying reviews 1-5

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