 Flow Control
 Full Duplex: IEEE802.3x flow control
 Half Duplex: back pressure flow control

 Power: AC110-240V to DC5V; DC 48V to DC5V.  Ambient temperature: 0 ~ 50°C
 Storage temperature: -40 ~ 70°C
 Humidity: 5% ~ 90%

 Dimensions: 40 (high) x 110 (width) x 140 (length) mm