The Dual Display Multimeter model 5492 is a 5 1/2 digit multimeters with selectable count resolutions up to 120,000 count and GPIB interface. It is designed for bench-top, field service, and system applications with a high performance to price ratio. Features Selectable count resolutions of 120,000, 40,000 and 4,000 count Selectable 2 wire and 4 wire resistance measurements Measure frequency to 1 MHz with 0.01 Hz best resolution GPIB and RS-232 interface