Product Details:
PA-403 amplifier has low distortion, clean, warm, and smooth sound, and comes with electronic tube charm Suitable for near-field listening in small spaces such as study rooms, bedrooms, etc.
SANYO STK403-040 chip.
TI-NE5534 * 2 classic operational amplifier, (other models of operational amplifiers can be replaced by oneself).
RCA+Bluetooth input, convenient for connecting and playing on both mobile phones and computers.
SONGLE electromagnetic relay has good conductivity and guaranteed quality.
80W pure copper wire wound Toroidal transformer, dynamic non compression.
Parameter:
Input voltage: AC 115V or AC230V (for choose)
Size: 180 * 50 * 235mm
Package include:
PA-403 amplifier X 1
Every amplifier has been professionally tested in perfect working order before shipping! 
