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The Raspberry belongs to Bebo White and it is the version 1 of Raspberry Pi, model B. The cost is about $25/each + costs of the SD card. The Raspberry purchased each has 512MB RAM, on a 700Mhz ARM CPU and a 32GB SD Card was used. They have 2 USB and 1 100Mb/s Ethernet interfaces and 1 HDMI port. Keep in mind that is necessary to have a keyboard, a mouse and a HDMI monitor to do the installation process, but once that Pinger is working they are not necessary anymore.
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