Mini 2013 Hi-fi Class a Table Tube Amplifier, 3*2 Watts , Driver Tubes - 6j1, Power Tubes - 6p1, Small but Great Performance (Silver) Hi-Fi Class A single-end table tube Amplifier. Driver tubes - 6J1*2, Power tubes - 6P1*2. Be good at vocals and string. Be able to connect to speakers and computer. Small body but great performance, cost-effective. Really cute and lovely.