Jolida - JD502S Specification:

Integrated Tube Amplifier ( KT88 Power output tubes )

With LED bias indicator (easy for tuning appropiate tube bias level)

Output Power (RMS): 50W + 50W

Frequency Response: 15Hz – 70KHz(+/- 1dB)

SNR: >85dB

Input Sensitivity: 300mV

Distortion THD: <0.3% (1KHz 50W)

Input Impedance: 100K ohms

Output Impedance: 4 and 8 ohms

Tube Complement: KT88/6550 4pcs; 12AX7 2pcs; 12AT7 2pcs

Size: 430(W) x 320 (D) x 200 (H)

Net Weight: 23kg

Remote Control: Aluminum Alloy Case

Bias Level: 500mV