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SIM7020E NB-IoT ¸ðµâ, Raspberry Pi Pico ¿ë, ¾Æ½Ã¾Æ, À¯·´, ¾ÆÇÁ¸®Ä«, È£ÁÖ¿¡ ÀûÇÕ Pico ¿ë SIM7020E NB-IoT ¸ðµâ ÁÖÆļö ´ë¿ª B1/B3/B5/B8/B20/B28
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