Check the listing for details. Dakota Digital Universal Speedometer Tachometer Interface tach speedo SGI-100BT. Condition: New. Listed at 119.20 USD. This is a new Dakota Digital Universal Speedometer & Tachometer Interface. Part # SGI-100BT (11 oz.) Dakota Digital universal speedometer and tachometer interfaces deliver the functionality of three devices in one. These units can adjust / split / re-calibrate an electronic speed signal, calibrate a tach signal, and aid in the creation and adjustment of a gas tach signal for diesel swap applications.Features and benefits include:* Speed calibration from 25% to 400%* Multiple speed outputs available for multiple devices* Electronic pull-up built in; high or low voltage input* Tachometer settings from 1-16 cylinders and 5 V or 12 V signal type* Diesel applications: outputs for 4, 6, or 8-cylinder tachs* Bluetooth technology synchronizes unit to available mobile app for programming and setup* Built-in programming buttons and LED display for setup in lieu of app* Not for use with ABS sensors or systems Note: Stock Photos Track Page Views With Auctiva's FREE Counter