FEATURES:
synchronously acquisition of 12-lead ECG waveforms and auto
measureement printer report ; 
LCD modual display 3-ECG and menu; 
AC emg and dft filiers;
AC and DC power supply ,built -in rechargeable battery;
strily follpw iec60601-1 class i,type cf safety standard

SPECIFICATIONS:
lead: standard 12 leads; european leads
input circuit:floating,protection against defibillator effect
calibrating:1mv± 2%
sensitivity:auto,5 10 20mm/mv
recording system: thermal-array
apeed:25, 50mm/s
rafety:standard iec class i ,type cf
power supply ac :220v (110v),50hz/60hz,30va
dc :14.4v-2000mah (LI-ION)
dimensions: 296 mm x 226mm x 66mm
net weight: 2.4k