YOU ARE LOOKING AT A DIGITRAX BDL168. IT IS NEW IN BOX. BDL168 LocoNet Occupancy Detector for 16 detection sections The BDL168 provides cost effective occupancy detection for 16 detection sections. For use with one or two RX4 transponder detectors to set up 8 transponding zones and/or operations mode read back. Replaces BDL162. Cost effective occupancy detection for 16 detection sections Outputs for panel mounted LEDs to display local occupancy & power zone status Connect to LocoNet to transmit occupancy information to your LocoNet System Detects any powered locomotive Detects un-powered rolling stock equipped with resistor wheel sets Add one or two RX4 Transponder Receivers (sold separately) and you can have Transponding in 8 zones. This means that you’ll know when a detection section is occupied and the unique id of all transponders in that section. Ops Mode Read Back lets you read back CV Values on any section of track that is set up for transponding with BDL168 and one or more RX4s. RETAILS FOR $149.99. THANKS FOR LOOKING AND GOOD LUCK.