... ), Guangdong, China Brand Name: GRCARD card, GRcard Model Number: T5577 card Model item: T5577, TK4100 card Chip: T5577, TK4100 etc Material: PVC ... Frequency: 125khz, 13.56mhz, UHF Specifications 125kHz RFID Smart Cards T5577 card 1.Size:85.5*54*0.84mm or as ... request 2.Material:PVC, 3. Frequency: 125KHZ 125kHz RFID Smart Cards AT5577 card Product Description Place of Origin: Guangdong China (Mainland) ...