• output power 20Wx2
• output impedance 4Ω、8Ω
• input voltage 300mv
• input impedance 100K
• total harmonic distortion ≤1%
• frequency respond 20Hz ～ 25KHz±1dB
• S N R 86dB
• input jacks 2 groups
• output jacks 2 groups
• vacuum tube 845X2 6NS7x2 12AX7x2 12AU7x2
• supply voltage AC110V/220V 60Hz/50Hz
• power consumption 350W
• volume 44Lx36Wx26H(cm)
• weight 28kg

     With type-A amplifying line; timbre, clear, flexible; medium frequency, satisfactory; sound field, broad; high resolution, good locating; applicable to HiFi sound box with 86db or above