This is the Eagle Tree Systems Interface Cable for the AR9000 and JR R921 Receivers. FEATURES: Works with the eLogger V3, (NOT the eLogger V1 or V2) and also works with all versions of the "Pro" and "Glide" systems & with flash upgradeable firmware versions of the Seagull Flight, Car and Boat (and Recorder) products (units with firmware version 4.xx or higher). For a 3.xx or lower recorder firmware version a hardware upgrade is required Provides support for wireless telemetry and logging of all the AR9000 and JR R921 RF link performance parameters One year limited warranty INCLUDES: Interface Cable and printed version of manual REQUIRES: Plugs into data port of the AR9000 or JR R921 receivers and the GPS port of the eLogger V3 COMMENTS: Will not work with any other receiver brand or model jxs 2/05/08 ir/jxs