Standard sample rates up to 4000 samples per second

30+ days monitoring without battery charging

Advanced Bar Graph Mode records histogram with many user selectable options

Normal wave form recordings with large recording range

Advanced cellular and modem operations including automatic email delivery of data

Models available with or without internal printer

Full feature keyboard for data entry

No wait time between events so you will not miss consecutive events

Quick and easy set up procedures and easy access to battery for replacement and shipping

Standard event memory storage for 700 events

Unique option to name & save set up information

Complies with ISEE seismograph standards

2 years Warranty on parts & labor