Adopt 6N1 1/E88CC tube for pre-amp, making voice sweet and exquisite. Adopt transistors for class A buffer, strong output power can easily drive any kind earphones.
About Tube + Transistor Hybrid amplifier :Front tube amplifier and rear transistor combine the advantages of two amplifier circuits to achieve the ideal sound effect and make you immersed in the happy atmosphere of music.
Tube Amplifier:Adopt double 6N11 tube for pre-amp, making voice sweet, and exquisite. Can be replaced 6922, E88CC and other tubes.