Product comparison: tympanometers

Otowave 102-1Otowave 102-4Otowave 202Otowave 202 (H-Option)Otowave 302Otowave 302 (H-Option)
Compare user features
Totally portableyesyesyesyesyesyes
PC connectivity (USB)yesyesyesyes
PC connectivity (IrDA)yesyes
NOAH compatibleyesyesyesyesyesyes
Printer outputyesyesyesyesyesyes
Internal memoryyesyesyesyesyesyes
Programmable 1 frequency (1kHz) Ipsilateral reflex yes
Programmable 4 frequency ipsilateral reflex functionyesyesyesyesyes
Programmable 4 frequency contralateral reflex function yesyesyesyes
Ergonomic designyesyesyesyesyesyes
Battery power functionyesyesyesyes
Mains power function (adaptor supplied)yesyesyesyes
Carry case suppliedyesyesyesyesyesyes
Daily test cavity pack suppliedyesyesyesyesyesyes
Compare technical features
226Hz probe tone +/- 0.1%yesyesyesyesyesyes
1000Hz probe tone +/-0.1%yesyes
User selectable sweep speedsyesyesyesyes
+200daPa to -400daPa pressure range +/- 10daPayesyesyesyesyesyes
0.2 to 5ml volumetric range +/- 0.01mlyesyesyesyes
0.1 to 5ml volumetric range +/- 0.01mlyesyes
1kHz ipsi reflex functionyes
500, 1k, 2k and 4k ipsi reflex functionyesyesyesyesyes
500, 1k 2k and 4k contralateral reflex functionyesyesyesyes
70 to 100dB reflex rangeyesyesyesyesyesyes
0.01ml to 0.5ml reflex measurement rangeyesyesyesyesyesyes
Dimensions (mm) wide x depth x height80 x 210 x 40 80 x 210 x 40 85 x 190 x 40 85 x 190 x 40 270 x 175 x 70270 x 175 x 70
Weight380 g380 g430 g430 g760 g760 g
Medical CE Markyesyesyesyesyesyes
IEC 60601-1 electrical safety compliantyesyesyesyesyesyes
IEC 60601-1-2 EMC compliantyesyesyesyesyesyes
IEC 60645-5 type 2 tympanometer compliantyesyesyesyesyesyes