Features:The SE-301 3-channel ECG Machine incorporates both advanced technology and an innovative design in an ultra-compact and lightweight machine. This machine is designed to provide effortless portability while still maintaining its superb quality. The SE-301 ECG Machine weighs less than 1 kg but has a large storage capacity and a built-in rechargeable Li-ion battery.The SE-301 ECG Machine features a high-resolution color touch screen, comprehensive filters, and anti-noise technology, and enhanced technical specifications that provide consistent, reliable signals.The SE-301 has powerful external device support with two USB ports and one microSD card slot which support devices such as a linear/2D barcode scanner, external printer, USB memory drive or a microSD card.Using LAN or the optional built-in Wi-Fi connection, the SE-301 ECG Machine can receive orders from the SE-1515 Data Management System and transmit ECG reports back for further analysis.Ultra-compact and lightweight designHigh resolution color touch screenComprehensive filters & anti-noise technologyEnhanced powerful technical specifications provides reliable signal quality12-lead simultaneous acquisition and displaySupport linear/2D barcode scannerSignal quality identificationLong time samplingLarge storage capacitySupport USB flash disk and micro SD card to extend memoryBuilt-in rechargeable Li-ion batteryBi-directional communication with SE-1515 Data Management SystemLAN/build-in Wi-Fi (optional) connectionsMulti-format reports export (optional)Support external printer via USB port