Declaration Letter

FCC ID: 2AL3B-ESPF1

Cover Letter(s)

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FCCID_4238858

ShenZhen Doctors of Intelligence & Technology Co.,Ltd. Declaration concerning Antenna Specification Federal Communication Commission Equipment Authorization Division, Application Processing Branch 7435 Oakland Mills Road Columbia, MD 21046 <2019-04-12> TO WHOM IT MAY CONCERN It is hereby declared that the product Model No.: ESP-F1 FCC ID: 2AL3B-ESPF1 Fulfills the requirement in FCC test relating to the antenna type. The device specified above confirms to the FCC recommendations for Fixed External antenna type(s) described below: Type of antenna: Dipole Antenna Gain of the antenna (Max.): 2 dBi Frequency range: 2400-2500MHz. The antenna will be fixed to the radio module by Ipex connector, and no other antennas not listed above should be used. Sincerely, Signature: Date: 2019/04/12 Name: LiujiShang Company: ShenZhen Doctors of Intelligence & Technology Co.,Ltd. 4F, Building 2, Science & Technology Industrial Park, Pingshan Xili, Nanshan District, Shenzhen, Address: China


Document Created: 2019-04-12 10:52:40
Document Modified: 2019-04-12 10:52:40
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