input voltage: 
AC100-120V/200-240V

Output Power :500w
output voltage :+/- 70VDC (we have following several kinds for choose)
 

 

output voltage (we still have following kinds for choose,pls tell me if you need other ones)

 

 
+/- 30VDC,
+/- 35VDC
+/- 37VDC,
+/- 40VDC,
+/- 45VDC,
+- 50V DC
+/- 55VDC,
+/- 60VDC,
+/- 70v DC
 
Dimensions: 100 * 133 * 50mm
 
All auxiliary voltage: +/- 15V, 1A (shared GND with the main voltage)
 
+ 12V, 0.5A (separate ground wire);
 
Package include:
1 x 500W +/- 70VDC
Amplifier AMP Switching Power Supply Board