Power Tube: 6550 EH x 4 　 　 　 　
Impulse Tube: 6SN7 x 2 　
Voltage Tube: 6N9P x 1 　
Commutate tube: 274B x 2

Working state: class A,push-pull

Bias voltage state: Regular bias

MAX Power output: 　
EVERY CHANNEL:8Ω 17HZ-70kHZ 50W +/-1dB 　
EVERY CHANNEL:4Ω 17HZ-70kHZ 50W+/-1dB 　

Every channel distortion:8Ω/4Ω 5% 35w

Output Load impedance: 4ohms,8ohms

SNR:90dB

Input terminal: CD / AUX / LINE

General Power Voltage: ~115v/~230v

Max power:350VA

SIZE: (W)320mm x (D)350mm x (H)170mm

WEIGHT:29KGS

ACCESSORY:WIRE,GUIDE INSTRUMENT, VALVE,GUARANTEE CARD