Features: 3-part differentiation 23 parameters+3 color histograms Double channel counter Up to 60 samples per hour Volume measurement by time, more  stable  andreliable 8.4 inches high resolution TFT, Windows interface all testing parameter displayed simultaneously Advanced Volve  long lifetime Large storage capacity: up to 10,000 samples Rs232 interface, PC connecting Specification: Principle Impedance for cell counting Cyanide-free method for HGB Parameters WBC, Neu#, Lym#, Mid#, Neu%,Lym%, Mid%, RBC, HGB, HCT, MCV, MCH, MCHC,RDW-SD, RDW-CV, PLT, MPV, PDW, PCT, P-LCR Histograms WBC, RBC, PLT histogram