SPECIFICATIONS 1.Accurate pulse pace identification and auto-analysis function. 2.Working modes:Manual/Auto/R-R Rhythm/Storage. 3.112mm,Six channel format recording. 4.800×480 graphic 7 inch color LCD Touch Screen. 5.Advanced(freeze) function. 6.12leads synchronously acquisition and display. 7.250 patient cases save and replay(entendable). 8.Adapt to 110-230V,50/60Hz power supply. 9.Built-in rechargeable Li-ion battery. 10.High resolution thermal printing. 11.USB/RS232 interface. 12.Can be coonected to Network,USB Disk,Laser Printing and Code Scanner(Optional)