The Playback Box converts any Auto Meter tachometer (except magneto version) into a playback recording device. Full runs can be replayed at full or half speed and viewed on the tach or downloaded to a printer. An LED clock displays .01 second increments "ARMS" automatic record memory start, four recordings, 40 seconds each memory block, start-stop control, LED time clock, full and half speed playback, printer output capability with printer interface Availability: Usually ships the next business day. 9150$269.99 Don't see what you want? .......... Need help? Or, IF THERE IS NO ORDER BUTTON AVAILABLE on the part you want to buy, please call us TOLL FREE at 1-888-6 GO FAST(1-888-646-3278) Monday - Friday 8AM - 4:30PM Pacific Time and talk to one of our experienced Sales Agents. Some parts may not be legal for sale or use in California and other states on any polution controlled motor vehicles. Check your local laws for use. Copyright © GoFastParts.com all rights reserved. No part of this site may be reproduced without prior written consent.