YSENT-DM20 ENT Medical Equipments Portable Tympanometer Middle Ear Analyzer
Tympanogram test (automatic, manual) Stapes muscle reflex test Acoustic refles latency test Acoustic reflection attenuation test Complete/perforated eustachian tube functional test Quick test: Two user-defined quick tests can be generated, with the test time less 60s With the "Live View" feature, you can see a panoramic view of the test in progress on your computer screen Color touch screen + touch button with working mode
Probe:226Hz(85dB SPL) Pressure arrange:-600 ~ +400 daPa Pump pressure velocity:200daPa/s±50daPa/s Test mode:Acoustic admittance(Y),Acoustic susceptance(B),Acoustic conductance(G) Ipsilateral and contralateral :500Hz,1000Hz,2000Hz,4000Hz Max sound intensity,110dB HL