EC-BOS-8 Accessory Kit includes 2.4/5GHz Antenna, power and (2) RS-485 connectors.
$126.15
Extension cable (2m/6ft) and bracket for EC-BOS-8 WLAN antenna.
EC-BOS-8 device upgrade pack purchased any time after initial core software purchase. Adds support for additional 10 devices or 500 points to core software.
EC-BOS-8 Expansion Module Kit includes (2) RS-485 and (1) LON-FTT10A connectors.
EC-BOS-8 – Add-on single port LON FTT10A module.