["brand new and high quality\r\n\r\nIntroduction:\r\nT5577 card is a new one sensor cards , tuning frequency can be from 100kHz to 150 kHz, encryption, data for 330,64 ID, have aroused response function, and stable performance, the normal mode and E5550/E5551, and expand mode.As a typical low frequency, encryption, both cards, T5577 will has a great application prospect in the market.\r\n\r\nFeatures:\r\nWorks excellent, epoxy resin encapsulation, ultrasonic welding, ensure product waterproof anti-throw.\r\nThe pure copper wire coil, frequency stability, ensure that card read distance,in bad use environment also can work normally.\r\nWaterproof, anti-fall, corrosion resistance.\r\nLight and small, easy to carry.\r\nWidely used for access control, bus payment, parking lot management, identity authentication, attendance management, card payment, product identification, etc.\r\nCard only, other accessories demo in the picture are not included!\r\n\r\nSpecification:\r\nMaterial: PVC\r\nChip: T5577\r\nWorking Frequency: 125KHZ\r\nMemory Capacity: 330Bits, 10 Partitions, 8-digit Password\r\nReading and Writing Distance: 3-10cm(1.18-3.94in)\r\nWiping Life: ＞100,000 Times\r\nData Retention Time: 10 Years\r\nColor：White\r\nDiameter: 25mm/0.98in\r\nQuantity: 1 Set\r\n\r\nNote:\r\n1.No retail package.\r\n2.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.\r\n3.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!\r\n\r\nPackage includes:\r\n10 Pcs x Card"]