It's got good reviews on the Maplin's website.
If you're on a tight budget (and you've already got a device for playing your tapes, such as a cassette Walkman or or hi-fi cassette deck) you can record directly to your PC by simply buying a lead to connect the output from that device to your computer's audio input, and using Audacity (which is what is supplied with the DJ Tech device anyway):
http://audacity.sourceforge.net/download/
However DJ Tech have simplified things a bit, plus their gizmo can do other things as well, as explained in their video: