This document is a Product Similarity Declaration from Guangzhou NETUM Electronic Technology Co., Ltd., concerning a range of barcode scanner models. The declaration asserts that models GY-20U, GY-30U, GY-40U, GY-50U, GY-60U, GY-70U, GY-80U, GY-8099, GY-90U, and GY-XL are electrically identical. This includes the same software parameters and hardware design, encompassing circuit design, PCB layout, RF module/circuit, antenna type(s) and location, and components on the PCB.
Furthermore, the document states that the models share the same mechanical structure and design, including the product enclosure and materials. The only difference between these models is their appearance color. The FCC ID for these devices is 2ANYC-GY-20U. This declaration is signed by QiuHua Liao, a Hardware Engineer at Guangzhou NETUM Electronic Technology Co., Ltd., on April 18, 2025.
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