by Adam Oram on (#56KQ0)
Amazon recently announced a new upgrade to its music streaming service for all the audiophiles out there. And for a limited time, you can get Amazon Music HD with the highest quality streaming audio around for free. The 90-day trial for new users saves you $45 versus paying for monthly for that length of time so you can try it out for yourself without spending a penny. If you like it, you can keep subscribing at $14.99 per month (or $12.99 if you have Amazon Prime). If not, you can cancel any time so there's zero risk with giving it a go.Amazon's HD service promises more than double the bitrate of standard streaming services and millions of songs that are up to 10x the bitrate. The High Definition audio will be lossless with a bitrate up to 850 kbps compared to 320 kbps on non-HD services. For the songs that are in Ultra HD, you'll get bitrates up to 3,730 kbps.The service is powerful enough that Amazon recommends mostly modern gear to listen to it. For example, you'll want data ...