Graphtec B-566 Extension Terminal Base Set for GL840-M Midi Logger

Graphtec B-566 - Base Unit for Input Terminal (B-564 or 566)

GRAPHTEC B-565 High-voltage high-precision terminal for GL840 From Japan

GRAPHTEC EXTENSION TERMINAL BASE STANDARD for GL840 B-566 - NEW IN BOX (AWJ83)

GRAPHTEC EXTENSION TERMINAL BASE STANDARD for GL840 B-566 - NEW IN BOX (AWJ81)

Graphtec B-567-05 5cm Extension Connection Cable for GL840-M Midi Logger

1pcs Original GRAPHTEC B-566 for GL800 series, supports 20 channels

GRAPHTEC B-566,used to add channels to GL840 recorder/hyy/