

AudioCast app (for the AceMax M5 https://www.amazon.com/gp/product/B06WRSXVBR) appears to be identical to the Muzo and 4Stream apps, but includes Pandora, Deezer and Amazon Music. The other two apps don't have Pandora, and have either Deezer or Amazon, not both.
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Found this review with measurements of the KEiiD unit at ASR. Not great, for sure, but right in there with some MUCH pricier DACs. Optical output, unfortunately, is fed through volume control, so will never be bit perfect, and appears to have a lot of noise. Still, I'm old enough to remember when 0.02% distortion was pretty good, lol.
https://www.audiosciencereview.com/forum/index.php?threads/keiid-kd-w01-streaming-dac.15612/
No idea whether the Arylic boards and streamers perform better, but it sounds like it's a poor design by KEiiD, not the LinkPlay module.
I think I'm landing in the same place as you on this - not great, but there are other options that I think will similar (and often for more). I know it's not a perfect option, but I'm pretty happy with the KEiid I've tried.
Yes, the KEiiD measures right in there with a good number of well-known DACs, from the likes of Schiit, PS Audio, Micca, AudioQuest, etc, that folks swear by. That said, I'd still like to see the Audioengine unit measured, betting it will fall well into the middle range among DACs, as the output circuitry surrounding the Linkplay A31 board will definitely make a difference.
https://www.audiosciencereview.com/...-dac-review.12119/#lg=attachment54920&slide=0
The KEiiD outperforms this $1800 Ayre DAC. Lol.
https://www.audiosciencereview.com/...-and-measurements-of-ayre-codex-dac-amp.7282/
Yet another device using the LinkPlay module/software. The Andover Songbird.
I've had a chance to play with the Songbird a bit. Here are some comments you might find useful?Ah. I'd seen Bill S mention it in a couple of threads recently, and I did wonder if it was an AirPlay unit.
Here are some comments you might find useful?
I'm definitely not a Rawk fan
Have you tried the Songbird straight up, without an external DAC? Wondering how the internal DAC sounds on its own.I ended up ordering an Andover Songbird. I figured I already had the Schiit, might as well make use of it. I grabbed a decent quality optical cable from amazon and am using that to connect it into the Modi 3+. I did a little A/B testing between the Arylic S50 Pro and the Songbird streaming some 320 kbps mp3s from my server.
At first I thought the Songbird/Schiit combo sounded really "thin" but after a bit more back and forth I think what I'm hearing is that the Arylic is not a very neutral sounding device, it's adding a lot of bass and the highs aren't as clear. I'm running this through a Pioneer SX-850. With the Arylic I had not been using the loudness function because it seemed overkill but it seems to make more sense to turn it back on with the Songbird/Schiit combo and now this sounds much better.
My only complaint initially with the songbird is that the power plugs into the front of the device. I guess I'll just have to hide this somewhere, maybe stick it to the back of something out of sight which shouldn't be that hard since it's quite small.