China Holter Recorder ECG Patient Cable 10 Lead Wires 19 Pin USB Snap 4.0 IEC Standard Used Holter for DMS 300 4A, Find details about China Holter Cable, ECG Cable from Holter Recorder ECG Patient Cable 10 Lead Wires 19 Pin USB Snap 4.0 IEC Standard Used Holter for DMS 300 4A