Specification:
Power supply: DC12V/1A
Frequency response range: 20Hz-20kHz (±3dB)
Signal to Noise Ratio (SNR): 98dB
Treble adjustment range: ±6dB
Bass adjustment range: ±6dB
Control mode: Up and down toggle switch + Potentiometer knob
Input interface: Gold-plated RCA terminal
Output interface: Gold-plated RCA terminal
Package list:
1 * Preamplifier
2 * Electron Valve Tube
1 * Instruction Manual
Note:
Please note that the new type and old type of this product will be sent randomly,and make sure you will not mind before ordering.