1-port RS-232/422/485 wireless device server with 802.11a/b/g/n, -40 to 75°C
2-port RS-232/422/485 wireless device server with 802.11a/b/g/n, 0 to 55°C
2-port RS-232/422/485 wireless device server with 802.11a/b/g/n, -40 to 75°C