NSB4A-40/4,扬声器连接器 STAGE BOX 40 IN FEM 4 OUT MALE
NSB4A-40/8,扬声器连接器 STAGE BOX 40 IN FEM 8 OUT MALE
NSB-5120,
NSB-5130,
NSB-6130,
NSB-6131,
NSB-6140,
NSB-6240,
