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4G LTE WiFi Wireless Router, 300Mbps Cat 4 High Speed Industry CPE with SIM Card Slot and 4 external antennas.
EU VERSION: 4G LTE FDD: B1/B3/B7/B8 /B20;
US VERSION: 4G FDD-LTE：B2/B4/B5/B7
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Supports IEEE802.3x full/half-duplex, auto-MDI/MDI-X. DIP switches for built-in alarm relay function, assisting network engineers with notification when port link-down and power failures occur.
The USB to RS485 Converter is suited for transmitting smaller blocks of data over long distances with many nodes sharing the two wire bus.
OR 485 Isolated Converter/Repeater,Input: RS-232 or RS485 (jumper selected),Output: Isolated RS485.
Digital Storage Oscilloscope, 4 channels, 2 analog channels, 2 digital channels