... -channel, 3-channel+Rhythm, 60 Sec Compressible waveform record; Three-channel waveform record simultaneously and un- Compressible ... AUTO3 Filter AC, EMG,Drift Fliter CMRR ≥100dB(with AC filter) Input circuit Floating; Protection circuit against ... 3%)Sensitivity AUTO,2.5,5,10,20mm/mV Recording mode Thermal Array printing Paper specification 63mmx30m,roll 50mmx20m,rollLCD display .320x240 graphic LCD ...