1. SSU 5500 Standard Features: Removable 128 MB Compact FlashTM data card with 10,000 event memory regardless of record type or size. - Four-line by 20-character LCD for on-site data display. - Full QWERTY-style keyboard with shortcut buttons. - 42 column facsimile-style printer. - Heavy-duty twist-lock metal cable connectors. - Internal, rechargeable lead acid batteries. - Flexible interface and extensive options available for Two independent threshold alarm output ports. - External geophone meets ISEE density recommendations. - Toughest weather resistant structural case on the market. - Six (6) template locations for recurring set up data. - Imperial and metric operation. - Free standard analysis and compliance software. - Designed & manufactured in the USA. 2. Micromate Channels - Microphone and Triaxial Geophone (ISEE or DIN) Geophone: Range - Up to 254 mms (10ins) Response Standard - ISEE Seismograph Specifications or DIN 45669-1 Resolution - 0.00788 mms (0.00031in) Frequency Range (ISEE DIN) - 2 to 250 Hz, within zero to -3 dB of an ideal flat response 1 to 315Hz Microphone to be included - ISEE Linear Microphone See attached for full Waveform Recording, Histogram Recording, General and Physical Specifications Please include 1 year warranty and shipping in item cost.