Compatible with Nihon Kohden ECG-9620, ECG-9010, ECG-9020, ECG-9022,                        CG-9110,ECG-9130,ECG-9132; DongJiang ECG-11A,ECG-11B，   ECG-11D, ECG-32A, (II), ECG-120；Biocare  ECG-101G, ECG-101, ECG-300, ECG-300G, ECG-1200, ECG-9803