Linda-chen:
SHUGUANG 12AX7-T-1
Linda-chen:
SHUGUANG 12AX7-T-2
Linda-chen:
SHUGUANG 12AX7-T-3
Linda-chen:
SHUGUANG 12AX7-T-4
Linda-chen:
SHUGUANG 12AX7-T-6