We must look to memory-based removable media for digital cameras and dongles. |
It has a serial port and Ethernet port built on, requiring no external dongles or modules for these connections. |
Non-volatile memory refers to flash drives, USB dongles and MP3 players that can retain information for long periods without power. |
When using the dongles to transmit data, keep in mind the signal strength of the link, so make sure both ends have a clear pathway between each other. |