Tender Specification: NA-4 Bridge for integrating manufacturer-specific network devices into a local ethernet based network. The bridge can be used with all manufacturer-specific devices with an RS-485 based interface. Multiple brigdes can be used and controlled simultaneously. The bridge is connected via network cable (RJ-45) and has a 100Base-TX ethernet port with PoE (Power over Ethernet). The USB-C port is used for configuration and optionally for power supply. The device is available with the suitable mounting brackets. Technical data: connectors USB-C (USB 2.0 full speed), RJ-45 (RS-485, galvanically isolated), 100Base-TX ethernet protocols IPv4, control network over UDP, TCP Text Protocol network configuration Link-Local, DHCP, static address PoE power supply IEEE 802.3af, Class 1 3, 84 W optional power supply USB-C, 5 V, 500 mA dimensions (W × H × D) 210 × 44 × 172 mm, 1 U, 1/2 19" Manufacturer: Fohhn Audio AG Model: NA-4