This enclosure measures 139.88mm (5.507 in.) W x 102.02mm (4.016 in.) D x 35.06mm (1.380 in.) H. The end-plate brings out 1 10/100 Ethernet port, 1 USB Host port, 1 USB Device port, 2 user controlled red and green LEDs, multipurpose reset/script button, power input and COM port. The power source is either 5-12V DC through a commercial-grade barrel connector on the front of the unit, USB cable via USB Device port or power over Ethernet (with OP-POE81). This low cost enclosure was designed to house the TS-7553. There is room for a USB wireless dongle, or even a flash drive inside.