White card is mainly for the personnel to wear, for the storage of personnel information, including the name of the personnel, age, consumption, etc., it is recommended to use the Impinj Monza4 chip package of the white card.
After the product is labeled and placed on the smart shelf, the customer can push the smart shopping cart to stop shopping. When customers can't find the product they want to buy, just enter the product title on the touch screen of the shopping cart, and
he radio wave to carry on the transmission of information, the generation and reception of the radio wave all need to realize through the antenna. When the electronic label enters the read-write antenna working area range, the electronic label antenna wil
