Yaqin MS-30L is the same than MC-30L Infrared remote control for volume adjustment TR/UL (Triode and Ultra Linear modes) switches on the front panel Headphone output jack on the front panel External bias adjustment Better than Jolida 302
Highlights: User-selected amplifier modes, UT (Ultra linear) mode provides greater output power and TR (Triode) mode does smooth and rich sound.(HIFI EXQUIS) Switch to pure post-stage amplifier or integrated modes amplifier, double mode
Highlights: High voltage power supply for the automatic delay control, can effectively extend tubes life. Switch ultra-linear (UL) and triode (TR) connection mode Function with remote control and high quality headphone output.
Highlights : It use the best Ultra-linear Push-pull amplifier circuit Preamplifier use SRPP amplification circuit and Nagao-type inverter circuit, make it let the audio frequency wide, distortion is small. headphone amplification part