U128
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28566060-U128
SIM7080G CAT-M/NB-IOT UNIT
a group of products which fulfill a similar need for a market segment or market as a whole.
Modulation is the process of converting data into radio waves by adding information to an electronic or optical carrier signal. A carrier signal is one with a steady waveform -- constant height, or amplitude, and frequency.
a particular group of related products.