1.Description: M1191B  HP adult  Silicone Soft Tip Spo2 Sensor, 3m,   

New soft is the same as original philips soft. 

2.Connector Guide: 8 Pins male Merlin 

3.Compatibility: This sensor connects directly to the bedside monitor without an extension cable, and is compatible for the following SpO2 monitors: Viridia 24C, Viridia ,M3, M4, M2601A, M3000A, M3500B, M4735A,MP20,MP30,MP40,MP50,MP60,MP70,MP90,C1,C3,VirDia, VM4,VM6,VM8