The HT-1 is the perfect amp, packing all the great tone and innovative features of the award-winning HT-5 valve amp into a 1 Watt format. The patented ISF (Infinite Shape Feature) circuit gives you infinite adjustment over the characteristics of the tone control network and takes you from the USA to the UK and anywhere in between. Add a fully specified speaker emulated output, MP3/ Line Input, plus an 8 Ohm speaker output and you have everything you need for recording or practicing.