Class A precision power supply with low ripple.

Gold Plated RCA has good conductivity, low resistance and is not easy to oxidize.

ALPS Potentiometer with motor.

High precision and good detail restoration.

All aluminum silver chassis, elegant and high-grade.

Parameters:

Input voltage: AC230V and AC115V optional

Harmonic distortion: (THD) ≤ 0.003% (1kHz)

Frequency response: 10hz-30khz (± 0.5dB)

SNR: ≥ 110dB

Model: bst27

Impedance: 50K

Package included：

Finished preamplifier  x 1 （Not included AC power cord）

Remote  x 1 （have no battery）