Russ Andrews updated his original amplifier and USB’d it to include a host of features. The amp now has 3 line-level inputs for connecting your MP3 player, portable CD player or even TV (connection details). Based around the Tripath digital chip you can expect premium grade audio to deliever the sound quality you would expect. Great match up for laptop users or those looking to boost their PC sound performance without installing a sound card. Available sometime in April for around $180USD.