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Heltec’s external filters are easy to use and can be integrated directly into hotspot devices. Our filter can reduce noise, increase signal-to-noise ratio, and increase the reception range of EU868 machines running V1.0/V1.1, resulting in the filter receiving the node’s signal continuously and reliably.
The 3DB antenna with the base on its bottom, and the other gains of antennas are provided with adapter cables and U-mounts.
The hoody has been enchanted and endowed with mystical powers from the East, and it is said that those who wear it will undergo a significant reduction in code bugs and that the hardware created will be extremely stable.