Q:What is the update efficiency of RF price tag? Why is it so fast?
     A:The  update speed of RF electronic shelf label  is very fast, 30 thousand digital  price tags can be updated every 30 minutes. The  update speed of RF electronic price tag is fast  because the sending messages in the form of broadcast with the special protocol that developed by Sertag Technology  Co.,Ltd. The  transmission rate  of digital price tag is very high, and the price tag will automatically feed back the updated status after the update to  ensure the success rate of 100%.                                                      

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