Waterproof ABS 13.56MHz Printable Ntag213 Access Control NFC Keyfob is nfc technology products and made of ABS material with nfc chip and antenna . It will be durable and injection ABS case then sealing nfc inside with ultrasonic machine without any space sideview so that you can use them in out-door harsh environment and waterproof.NT series chips are realy compliant with NFC applications and type 2 in NFC forum , 13.56MHz and ISO 14443A protocol make them widely use in door access control , hotel keyfob ,memership management ,cashless payment ,healthcare and social networking ,etc , they can silk screen solid color for customer logo , laser engraving UID or serial numbers ,etc .Customized ABS case colors and size ,shape are optional .

LF 125Khz Read Only RFID Keyfob is made of ABS material with rfid chip and antenna . It will be durable and injection ABS case then sealing rfid chip under ultrasonic machine without any space sideview so that you can use them in out-door harsh environment and waterproof .It will fully compliance with ISO11784/ISO11785 125khz frequency rfid chips ,such as EM4200 ,TK4100 or Hi-tag chips ,ATMEL 5577, etc .This kind of rfid keyfob can custom different kinds of frequency chip such as 125khz , 13.56mhz and 860-960mhz for different application with different reading distance .widely use for door control access, identification ,etc . Customer logo printing and abs case color can be optional .

HF Ultralight EV1 512Bits ABS RFID Keyfob is made of ABS material with rfid chip and antenna . It will be durable and injection ABS case then sealing rfid chip under ultrasonic machine without any space sideview so that you can use them in out-door harsh environment and waterproof .It will fully compliance with ISO14443A and 13.56Mhz .and 2 kinds of memory can be optional , will 512bits or 1024bits according to your final applications .water proof and small rfid keyfob can easy to take and widely using for hotel ,house and school door control access .It also can encrypt with Ving tag and work with Ving system for most of hotels .

High Security Level DESFire EV3 2K Keyfob is made of ABS material with rfid chip and antenna . It will be durable and injection ABS case then sealing rfid chip under ultrasonic machine without any space sideview so that you can use them in out-door harsh environment and waterproof .It will fully compliance with ISO14443A and 13.56Mhz . DESFire EV1 or EV2 or newly EV3 version chip can have optional memory and 2K , 4K ,8K for using usual and they are all level of security using a 3DES or AES hardware cryptographic engine forenciphering transmission data ,it will greatly protect you data or money safe and hard to clone with another keyfob . they are widely using for cashless payment ,luxury items identification ,etc.

Amazon Hot Selling MF1k Contactless HF Printable RFID Keyfob is made of ABS material with rfid chip and antenna . It will be durable and injection ABS case then sealing rfid chip under ultrasonic machine without any space sideview so that you can use them in out-door harsh environment and waterproof .It will fully compliance with ISO14443A and 13.56MHz MF 1k byte memory chip .it has organized in 16 sectors with 4 blocks of 16 bytes each ( one block consists of 16 byte ) ,the mifare system offers real multi-application functionality comparable to the features of a processor keyfob ,Two diffeent keys for each sector support systems using key hierarchies.Also widely uses in door control access , school cantenn recharge keyfob ,etc .

Utrlight-C 13.56MHz Hotel RFID Keyfob is made of ABS material with rfid chip and antenna . It will be durable and injection ABS case then sealing rfid chip under ultrasonic machine without any space sideview so that you can use them in out-door harsh environment and waterproof .It will fully ISO/IEC14443A  1-3 compliant and 13.56MHz  Ultralight® C rfid chip .this kind of chip is the first smart card IC for limited-use applications that offers solution developers and prociders the benefits of an open cryptography. With 3DES authentication for data access protected and widely uses for transportation or hotel security keytag or e-tickets applications .

125KHz Read and Write EM4305 LF Keyfob is made of ABS material with rfid chip and antenna . It will be durable and injection ABS case then sealing rfid chip under ultrasonic machine without any space sideview so that you can use them in out-door harsh environment and waterproof .It is fully compliant with ISO11784/11785 standard protocol .EM4305 low frequency 125khz rfid chip is 512 bit EEPROM organized in 16 words of 32 bit and 32 bit uniqueidentifier ( UID ) .It has function of reading and writting than mostly of read only low frequency chip .Widely uses in animal identification , waste management ,access control and industrial .etc .

Custom Dual Frequency RFID Chip Keyfob is made of ABS material with rfid chip and antenna . It will be durable and injection ABS case then sealing rfid chip under ultrasonic machine without any space sideview so that you can use them in out-door harsh environment and waterproof ,This type rfid keyfob has enough space and can set up dual frequency rfid inside , you can check with your project and chose correctly rfid chip let us to do ,such as 13.56mhz with 125khz , 13.56mhz with 860-960mhz or 125khz with 860-960mhz ,etc .