Network audio player Digital Media Receivers

The Bottom Line: The ZonePlayer ZP80 expands your Sonos Digital Audio System to another room.

Specs: Network audio player, Stereo, Network audio player - AAC, MP3, WAV, WMA, AIFF, FLAC, Audible, Ogg Vorbis, Apple Lossless, None, Light gray, 5.4 in x 5.5 in x 2.9 in, 1.5 lbs, None, -1

The Bottom Line: The Asus Air's subpar sound and myriad design issues will have you looking at alternatives to this Wi-Fi radio.

Specs: Network audio player, 5 Watt, Network audio player - MP3, WMA, Remote control, Wood, 5 in x 9.8 in x 7.5 in, 4.4 lbs

The Bottom Line: The Asus Air's subpar sound and myriad design issues will have you looking at alternatives to this Wi-Fi radio.

Specs: Network audio player, 5 Watt, Network audio player - MP3, WMA, Remote control, Black, 5 in x 9.8 in x 7.5 in, 4.4 lbs

The Bottom Line: Recent firmware and feature upgrades cement the Sonos Digital Music System's position as the best multiroom streaming audio solution available.

Specs: Network audio player, Stereo, Network audio player - AAC, MP3, WAV, WMA, Remote control (Radio), Light gray, 6.5 in x 0.9 in x 3.8 in, 0.8 lbs, None

The Bottom Line: The Logitech Squeezebox is an excellent choice for anyone who's serious about streaming digital audio, although buyers should also consider the newer Squeezebox Duet.

Specs: Network audio player, Stereo, Network audio player - AAC, MP2, MP3, PCM, WAV, WMA, AIFF, FLAC, Ogg Vorbis, Apple Lossless, Remote control (Infrared), 7.6 in x 3.1 in x 3.7 in

The Bottom Line: With its ZP80 bundle, Sonos has done what fans of its highly regarded multiroom Digital Music System have requested all along: ditched the built-in amp of the ZP100, added digital audio outputs, and lowered the price. The recent Rhapsody integration is the icing on the cake.

Specs: Network audio player, Stereo, Network audio player - AAC, MP3, WAV, WMA, AIFF, FLAC, Ogg Vorbis, Remote control, White, 5.4 in x 5.5 in x 2.9 in, 1.5 lbs, None, -1

The Bottom Line: Striking looks, easy setup, and great file compatibility make the Roku SoundBridge M1001 a solid option for streaming digital audio and Internet radio to your home stereo.

Specs: Network audio player, Stereo, Network audio player - AAC, MP3, WAV, WMA, AIFF, FLAC, Ogg Vorbis, Remote control (Infrared), Black, 10 in x 2.4 in x 2.4 in, 24 oz, None, -1

Editors' Take: The ZP100 ZonePlayer expands your Sonos Digital Audio System to another room.

Specs: Network audio player, Stereo, Network audio player - AAC, MP3, WAV, WMA, None, Light gray, 10.2 in x 7.2 in x 4.4 in, 9.9 lbs, None

The Bottom Line: Cutting-edge features and striking looks put Roku's SoundBridge at the forefront of the digital audio receiver category.

Specs: Network audio player, Stereo, Network audio player - AAC, MP3, WAV, WMA, AIFF, Remote control (Infrared), 10 in x 2.4 in x 2.4 in, 24 oz

Editors' Take: The Roku SoundBridge is a great-looking, full-featured digital audio receiver--as long as you don't need to stream songs purchased from Apple's online music store.

Specs: Network audio player, Stereo, Network audio player - AAC, MP3, WAV, WMA, AIFF, FLAC, Ogg Vorbis, Remote control (Infrared), 17 in x 2.8 in x 2.8 in, 2.7 lbs, None