5.7" lcd display can display the us (for twin) and toco data and monitoring curve Fhr collection signal for quality indication, alarm indication for abnormal fhr, fetal movement indication Coding keyboard adjusts all parameter setting of unit, memory and replay the data in 24 hours(for option) Record fhr, uc, fm mark, necessary character interpretation and monitoring time synchronously with 832 thermal linear array printer Curve printing speed, line of thin or thick, signal collection rate can be adjust for the requirements of user, the printing speed can be setup to 1, 2, 3cm/min Adjust the upper and lower alarming limit, real time, date and other parameter, the set-up data can be saved automatically after powered off The monitoring data can be conveyed to the exterior computer by rs-232. Single unit suitcase package dimension: 55cm x 26cm x 36cm gross weight: 10.5kg Single unit paper carton package dimensiont: 55cm x 26cm x 36cm gross weight: 8kg Normal collocation: 2 pcs 1.0mhz probe, toco probe, remote marker, switch power, cable, 250ml gel, operation manual, warranty card, approval certification, 2 pcs printing paper