转换器
4 G LTE WiFi Wireless Router
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
$90.00
USB转RS485转换器
USB转RS485转换器适用于长距离传输较小的数据块,许多节点共享两条线路总线。
$12.00