Alien® ALR-9650 combines reader and circular polarized antenna into a single, simple-to-use, inexpensive and low-profile solution. A second antenna port enables 2-antenna applications. Great for the the check-out lane at a store using RMH, Retail Management Hero. The internal reader processes check-out transactions and the external antenna assures "no-go" security and the door reading tags that have not been tendered ! **application software for RMH is not included**