WELCH ALLYN MICROTYMP® 4 PORTABLE TYMPANOMETER MicroTymp 4 Portable Tympanometer System with Printer, Includes: MicroTymp 4 Hand Set, Charging Cradle, Power Supply, Ear Tip Starter Kit, 4-Volume Test Cavity, Probe Tip Cleaning Kit, Serial Printer Cable, USB Data Cable, MPT-II Printer Kit, USB Thumb Drive with DFUs and TympView Software (US Only) (Item is considered HAZMAT and cannot ship via Air or to AK, GU, HI, MP, PR, VI) Hillrom 93700 UN3481 TYMPANOMETER MICROTYMP4PORTABLE W/PRINTER