Hi,
I have an Onkyo TX-NR515 AVR.
It's UPNP User Agent string is "User-Agent: Mediabolic-IMHTTP/1.8.225 UPNP/1.0 DLNADOC/1.50"

It supports the following Formats:
Code:
MP3 (.mp3 or .MP3)
	 MP3 files must be MPEG-1/MPEG-2 Audio Layer 3 format with sampling rates of 8 kHz, 11.025 kHz, 12 kHz, 16 kHz, 22.05 kHz, 24 kHz, 32 kHz, 44.1 kHz, 48 kHz and bitrates of between 8 kbps and 320 kbps.
WMA (.wma or .WMA)
	 WMA files must have the copyright option turned off.
	 Sampling rates of 8 kHz, 11.025 kHz, 12 kHz, 16 kHz, 22.05 kHz, 24 kHz, 32 kHz, 44.1 kHz, 48 kHz, bitrates of between 5 kbps and 320 kbps, and WMA DRM are upported.
	 WMA Pro/Voice formats are not supported.
WMA Lossless (.wma or .WMA)
	 Sampling rates of 44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz are supported.
	 Quantization bit: 16 bit, 24 bit
WAV (.wav or .WAV)
	 Sampling rates of 8 kHz, 11.025 kHz, 12 kHz, 16 kHz, 22.05 kHz, 24 kHz, 32 kHz, 44.1 kHz, 48 kHz, 64 kHz, 88.2 kHz, 96 kHz, 176.4 kHz and 192 kHz are supported.
	 Quantization bit: 8 bit, 16 bit, 24 bit
AAC (.aac/.m4a/.mp4/.3gp/.3g2/.AAC/.M4A/.MP4/.3GP or .3G2)
	 Sampling rates of 8 kHz, 11.025 kHz, 12 kHz, 16 kHz, 22.05 kHz, 24 kHz, 32 kHz, 44.1 kHz, 48 kHz, 64 kHz, 88.2 kHz, 96 kHz and bitrates of between 8 kbps and 320 kbps are supported.
FLAC (.flac or .FLAC)
	 Sampling rates of 8 kHz, 11.025 kHz, 12 kHz, 16 kHz, 22.05 kHz, 24 kHz, 32 kHz, 44.1 kHz, 48 kHz, 64 kHz, 88.2 kHz, 96 kHz, 176.4 kHz and 192 kHz are supported.
	 Quantization bit: 8 bit, 16 bit, 24 bit
Ogg Vorbis (.ogg or .OGG)
	 Sampling rates of 8 kHz, 11.025 kHz, 12 kHz, 16 kHz, 22.05 kHz, 24 kHz, 32 kHz, 44.1 kHz, 48 kHz and bitrates of between 48 kbps and 500 kbps are supported.
LPCM (Linear PCM)
	 Sampling rates of 8 kHz, 11.025 kHz, 12 kHz, 16 kHz, 22.05 kHz, 24 kHz, 32 kHz, 44.1 kHz, 48 kHz, 64 kHz, 88.2 kHz and 96 kHz are supported.
	 Quantization bit: 8 bit, 16 bit, 24 bit
* Only for playback via network.
I'd like it to play WMA Loss-less files without transcoding. Is it possible to get a profile that would allow that?