ECG/EKG/EMG Shield with Cables and Electrode Extension Board, EMG Sensor Module

Features:

• Stackable connectors – up to 6 channels can be stacked and wired to A0-A6 analogue inputs.
• Calibration signal generation by D4/D9 digital output
• Precise trimmer potentiometer for calibration (all boards are shipped completely assembled, tested, and calibrated so that you do not have to do this unless you want to see how things works)
• Input connector for standard or active electrodes
• Works with both 3.3V and 5V Arduino boards