When you consider that there are probably loads of AirPlay-equipped speaker docks waiting in the wings, it's hard to get all giddy about XtremeMac's Tango TRX. Although the dock has well, a dock and a line-in jack, it also packs Bluetooth 2.1. On the sound quality end, it boasts a 2.1 digital audio system along with midrange drivers, two dome tweeters and a subwoofer. We got a look at it yesterday, and its orange LED status lights and patterned sides make it fairly handsome, but we couldn't really get a handle on the acoustics as it was being demoed in a space with lots of loud and rowdy technology journalists. There's no physical remote included, but XtremeMac is offering a Tango
