![Amazon.com: EBTOOLS Card Reader Writer, RFID Barcode 2D QR Access Control Card Rader, Support for WindowsXP/7/8/10/Linux, for Wiegand TTL RS232 RS485(ID Card) : Electronics Amazon.com: EBTOOLS Card Reader Writer, RFID Barcode 2D QR Access Control Card Rader, Support for WindowsXP/7/8/10/Linux, for Wiegand TTL RS232 RS485(ID Card) : Electronics](https://m.media-amazon.com/images/I/51lpCim42WL._AC_UF894,1000_QL80_.jpg)
Amazon.com: EBTOOLS Card Reader Writer, RFID Barcode 2D QR Access Control Card Rader, Support for WindowsXP/7/8/10/Linux, for Wiegand TTL RS232 RS485(ID Card) : Electronics
![Amazon.com: IC Card Writer Module, Contactless IC RS232 Interface 0 to 5cm Range RF Reader Module for DIY : Electronics Amazon.com: IC Card Writer Module, Contactless IC RS232 Interface 0 to 5cm Range RF Reader Module for DIY : Electronics](https://m.media-amazon.com/images/I/61x6vWiLWwL._AC_UF894,1000_QL80_.jpg)
Amazon.com: IC Card Writer Module, Contactless IC RS232 Interface 0 to 5cm Range RF Reader Module for DIY : Electronics
![Amazon.com: Promag PCR-300, USB, RFID Reader 13.56 MHz, RS232 Emulation, PCR300MU-01 (13.56 MHz, RS232 Emulation 65x23x100mm) : Electronics Amazon.com: Promag PCR-300, USB, RFID Reader 13.56 MHz, RS232 Emulation, PCR300MU-01 (13.56 MHz, RS232 Emulation 65x23x100mm) : Electronics](https://m.media-amazon.com/images/I/118Gl081IcL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Promag PCR-300, USB, RFID Reader 13.56 MHz, RS232 Emulation, PCR300MU-01 (13.56 MHz, RS232 Emulation 65x23x100mm) : Electronics
![Amazon.com: YARONGTECH RS232 Interface RFID 125KHZ TK4100 EM4100 Contactless Proximity Smart Card Desktop Reader : Electronics Amazon.com: YARONGTECH RS232 Interface RFID 125KHZ TK4100 EM4100 Contactless Proximity Smart Card Desktop Reader : Electronics](https://m.media-amazon.com/images/I/81H3fedNWWL._AC_UF894,1000_QL80_.jpg)
Amazon.com: YARONGTECH RS232 Interface RFID 125KHZ TK4100 EM4100 Contactless Proximity Smart Card Desktop Reader : Electronics
![Amazon.com: IP65 UHF RFID Reader Access Control System Long Range Outdoor IP67 8dbi Antenna USB RS232/RS485/Wiegand Output UHF Integrated Reader (6m~8m) : Electronics Amazon.com: IP65 UHF RFID Reader Access Control System Long Range Outdoor IP67 8dbi Antenna USB RS232/RS485/Wiegand Output UHF Integrated Reader (6m~8m) : Electronics](https://m.media-amazon.com/images/I/71xJAK43ZCL._AC_UF350,350_QL80_.jpg)
Amazon.com: IP65 UHF RFID Reader Access Control System Long Range Outdoor IP67 8dbi Antenna USB RS232/RS485/Wiegand Output UHF Integrated Reader (6m~8m) : Electronics
![Amazon.com: IP65 UHF RFID Reader Access Control System Long Range Outdoor IP67 8dbi Antenna USB RS232/RS485/Wiegand Output UHF Integrated Reader (6m~8m) : Electronics Amazon.com: IP65 UHF RFID Reader Access Control System Long Range Outdoor IP67 8dbi Antenna USB RS232/RS485/Wiegand Output UHF Integrated Reader (6m~8m) : Electronics](https://m.media-amazon.com/images/I/51fmkXYBJRL.jpg)
Amazon.com: IP65 UHF RFID Reader Access Control System Long Range Outdoor IP67 8dbi Antenna USB RS232/RS485/Wiegand Output UHF Integrated Reader (6m~8m) : Electronics
![Amazon.com: Stemedu RC522 RFID Reader Writer Module RF IC Card Sensor with S50 White Card + Writable Key Ring for Arduino for Raspberry Pi Nano NodeMCU (Pack of 2sets) : Electronics Amazon.com: Stemedu RC522 RFID Reader Writer Module RF IC Card Sensor with S50 White Card + Writable Key Ring for Arduino for Raspberry Pi Nano NodeMCU (Pack of 2sets) : Electronics](https://m.media-amazon.com/images/I/413dbaJq0WL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Stemedu RC522 RFID Reader Writer Module RF IC Card Sensor with S50 White Card + Writable Key Ring for Arduino for Raspberry Pi Nano NodeMCU (Pack of 2sets) : Electronics
![Amazon.com: Smart Card Reader RFID Barcode 2D QR Access Control Card Rader, Common Access Smart Card Reader for Wiegand TTL RS232 RS485, Compatible with Windows and Linux(ID Card) : Electronics Amazon.com: Smart Card Reader RFID Barcode 2D QR Access Control Card Rader, Common Access Smart Card Reader for Wiegand TTL RS232 RS485, Compatible with Windows and Linux(ID Card) : Electronics](https://m.media-amazon.com/images/I/61JBGeDbnFL.jpg)
Amazon.com: Smart Card Reader RFID Barcode 2D QR Access Control Card Rader, Common Access Smart Card Reader for Wiegand TTL RS232 RS485, Compatible with Windows and Linux(ID Card) : Electronics
![RFID-Kartenleser, R21D, 125 kHz, unterstützt RS232 TK4100/EM4100/EM4001-Win XPWin 7Win 10LinuxVistaAndroid : Amazon.de: Bürobedarf & Schreibwaren RFID-Kartenleser, R21D, 125 kHz, unterstützt RS232 TK4100/EM4100/EM4001-Win XPWin 7Win 10LinuxVistaAndroid : Amazon.de: Bürobedarf & Schreibwaren](https://m.media-amazon.com/images/I/61wmAp9fwRL._AC_UF894,1000_QL80_.jpg)
RFID-Kartenleser, R21D, 125 kHz, unterstützt RS232 TK4100/EM4100/EM4001-Win XPWin 7Win 10LinuxVistaAndroid : Amazon.de: Bürobedarf & Schreibwaren
![Amazon.com: YARONGTECH RS232 Interface RFID 125KHZ TK4100 EM4100 Contactless Proximity Smart Card Desktop Reader : Electronics Amazon.com: YARONGTECH RS232 Interface RFID 125KHZ TK4100 EM4100 Contactless Proximity Smart Card Desktop Reader : Electronics](https://m.media-amazon.com/images/I/716N9MGQ52L.jpg)
Amazon.com: YARONGTECH RS232 Interface RFID 125KHZ TK4100 EM4100 Contactless Proximity Smart Card Desktop Reader : Electronics
![Amazon.com: YARONGTECH RS232 Interface RFID 125KHZ TK4100 EM4100 Contactless Proximity Smart Card Desktop Reader : Electronics Amazon.com: YARONGTECH RS232 Interface RFID 125KHZ TK4100 EM4100 Contactless Proximity Smart Card Desktop Reader : Electronics](https://m.media-amazon.com/images/I/71eNGEj-m1L._AC_UF350,350_QL80_.jpg)
Amazon.com: YARONGTECH RS232 Interface RFID 125KHZ TK4100 EM4100 Contactless Proximity Smart Card Desktop Reader : Electronics
![Amazon.com: IC Card Writer Module, Contactless IC RS232 Interface 0 to 5cm Range RF Reader Module for DIY : Electronics Amazon.com: IC Card Writer Module, Contactless IC RS232 Interface 0 to 5cm Range RF Reader Module for DIY : Electronics](https://m.media-amazon.com/images/I/71rBhsfSiXL.jpg)
Amazon.com: IC Card Writer Module, Contactless IC RS232 Interface 0 to 5cm Range RF Reader Module for DIY : Electronics
![Amazon.com: Yanzeo SR691 UHF RFID Reader 9m Long Distance Outdoor IP67 9dbi Antenna RS232/RS485/Wiegand UHF Integrated Reader : Everything Else Amazon.com: Yanzeo SR691 UHF RFID Reader 9m Long Distance Outdoor IP67 9dbi Antenna RS232/RS485/Wiegand UHF Integrated Reader : Everything Else](https://m.media-amazon.com/images/I/81U7fYOBtTL.jpg)
Amazon.com: Yanzeo SR691 UHF RFID Reader 9m Long Distance Outdoor IP67 9dbi Antenna RS232/RS485/Wiegand UHF Integrated Reader : Everything Else
![Amazon.com: Geenfc E Series UR-E901 9 dbi Long Range UHF RFID Reader RJ45 WG RS232 Trigger : Electronics Amazon.com: Geenfc E Series UR-E901 9 dbi Long Range UHF RFID Reader RJ45 WG RS232 Trigger : Electronics](https://m.media-amazon.com/images/I/31dwQBaNmIL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Geenfc E Series UR-E901 9 dbi Long Range UHF RFID Reader RJ45 WG RS232 Trigger : Electronics
![Amazon.com: RS232 Waterproof Door Access Tag Passive Reading Antenna USB Card Long Range Uhf Rfid Reader - (DN: TM-805) : Everything Else Amazon.com: RS232 Waterproof Door Access Tag Passive Reading Antenna USB Card Long Range Uhf Rfid Reader - (DN: TM-805) : Everything Else](https://m.media-amazon.com/images/I/21uiaSCR5FL.jpg)
Amazon.com: RS232 Waterproof Door Access Tag Passive Reading Antenna USB Card Long Range Uhf Rfid Reader - (DN: TM-805) : Everything Else
![Amazon.com: Yanzeo SI801 UHF RFID Reader 25M Long Range 12dbi Antenna RS232/RS485/Wiegand Reader Parking System Entrance Gateway Outdoor IP54 Access Control : Electronics Amazon.com: Yanzeo SI801 UHF RFID Reader 25M Long Range 12dbi Antenna RS232/RS485/Wiegand Reader Parking System Entrance Gateway Outdoor IP54 Access Control : Electronics](https://m.media-amazon.com/images/I/51yKCCw5ErL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: Yanzeo SI801 UHF RFID Reader 25M Long Range 12dbi Antenna RS232/RS485/Wiegand Reader Parking System Entrance Gateway Outdoor IP54 Access Control : Electronics
![Amazon.com: EBTOOLS Card Reader Writer, RFID Barcode 2D QR Access Control Card Rader, Support for WindowsXP/7/8/10/Linux, for Wiegand TTL RS232 RS485(ID Card) : Electronics Amazon.com: EBTOOLS Card Reader Writer, RFID Barcode 2D QR Access Control Card Rader, Support for WindowsXP/7/8/10/Linux, for Wiegand TTL RS232 RS485(ID Card) : Electronics](https://m.media-amazon.com/images/I/61ytOX20ueL._AC_UF350,350_QL80_.jpg)
Amazon.com: EBTOOLS Card Reader Writer, RFID Barcode 2D QR Access Control Card Rader, Support for WindowsXP/7/8/10/Linux, for Wiegand TTL RS232 RS485(ID Card) : Electronics
![Amazon.com: IC Card Writer Module, Contactless IC RS232 Interface 0 to 5cm Range RF Reader Module for DIY : Electronics Amazon.com: IC Card Writer Module, Contactless IC RS232 Interface 0 to 5cm Range RF Reader Module for DIY : Electronics](https://m.media-amazon.com/images/I/71eTwcL6nuL._AC_UF894,1000_QL80_.jpg)
Amazon.com: IC Card Writer Module, Contactless IC RS232 Interface 0 to 5cm Range RF Reader Module for DIY : Electronics
![Amazon.com: 13.56Mhz High Frequency Metal Waterproof Card Reader Anti-Theft and Anti-Smashing RS485 RS232 TTL Level Format DC5V 9-16V 24V 125Khz Non-Contact RF Card Swipe (125Khz, RS485, DC 9~16V) : Electronics Amazon.com: 13.56Mhz High Frequency Metal Waterproof Card Reader Anti-Theft and Anti-Smashing RS485 RS232 TTL Level Format DC5V 9-16V 24V 125Khz Non-Contact RF Card Swipe (125Khz, RS485, DC 9~16V) : Electronics](https://m.media-amazon.com/images/I/51-2-Wm7vmL._AC_UF894,1000_QL80_.jpg)
Amazon.com: 13.56Mhz High Frequency Metal Waterproof Card Reader Anti-Theft and Anti-Smashing RS485 RS232 TTL Level Format DC5V 9-16V 24V 125Khz Non-Contact RF Card Swipe (125Khz, RS485, DC 9~16V) : Electronics
![Amazon.com: YARONGTECH RS232 Interface RFID 125KHZ TK4100 EM4100 Contactless Proximity Smart Card Desktop Reader : Electronics Amazon.com: YARONGTECH RS232 Interface RFID 125KHZ TK4100 EM4100 Contactless Proximity Smart Card Desktop Reader : Electronics](https://m.media-amazon.com/images/I/61brDFazR3L.jpg)
Amazon.com: YARONGTECH RS232 Interface RFID 125KHZ TK4100 EM4100 Contactless Proximity Smart Card Desktop Reader : Electronics
![Amazon.com: 125KHZ Access Control Card Reader, HID RF Reader, WG 26-37, RS485, RS232, TTL Level Format (Square, Wiegand Format) : Electronics Amazon.com: 125KHZ Access Control Card Reader, HID RF Reader, WG 26-37, RS485, RS232, TTL Level Format (Square, Wiegand Format) : Electronics](https://m.media-amazon.com/images/I/51mMvz+ShjL._AC_UF894,1000_QL80_.jpg)
Amazon.com: 125KHZ Access Control Card Reader, HID RF Reader, WG 26-37, RS485, RS232, TTL Level Format (Square, Wiegand Format) : Electronics
![Amazon.com: Geenfc E Series UR-E901 9 dbi Long Range UHF RFID Reader RJ45 WG RS232 Trigger : Electronics Amazon.com: Geenfc E Series UR-E901 9 dbi Long Range UHF RFID Reader RJ45 WG RS232 Trigger : Electronics](https://m.media-amazon.com/images/I/31W-lO0dErL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Geenfc E Series UR-E901 9 dbi Long Range UHF RFID Reader RJ45 WG RS232 Trigger : Electronics
![Amazon.com: IP65 UHF RFID Reader Access Control System Long Range Outdoor IP67 8dbi Antenna USB RS232/RS485/Wiegand Output UHF Integrated Reader (6m~8m) : Electronics Amazon.com: IP65 UHF RFID Reader Access Control System Long Range Outdoor IP67 8dbi Antenna USB RS232/RS485/Wiegand Output UHF Integrated Reader (6m~8m) : Electronics](https://m.media-amazon.com/images/I/51ocehToiVL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: IP65 UHF RFID Reader Access Control System Long Range Outdoor IP67 8dbi Antenna USB RS232/RS485/Wiegand Output UHF Integrated Reader (6m~8m) : Electronics
![Amazon.com : YARONGTECH 125KHZ Waterproof RS232 Interface Door Access Control RFID Reader : Electronics Amazon.com : YARONGTECH 125KHZ Waterproof RS232 Interface Door Access Control RFID Reader : Electronics](https://m.media-amazon.com/images/I/51gcUAsyvBL._AC_UF894,1000_QL80_.jpg)
Amazon.com : YARONGTECH 125KHZ Waterproof RS232 Interface Door Access Control RFID Reader : Electronics
![Amazon.com: Card Reader, Barcode 2D QR Access Control Card Rader, ID IC Card Reader, Access Control Reader, for Wiegand TTL RS232 RS485 (ID Card) : Electronics Amazon.com: Card Reader, Barcode 2D QR Access Control Card Rader, ID IC Card Reader, Access Control Reader, for Wiegand TTL RS232 RS485 (ID Card) : Electronics](https://m.media-amazon.com/images/I/61csCQm2BjL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Card Reader, Barcode 2D QR Access Control Card Rader, ID IC Card Reader, Access Control Reader, for Wiegand TTL RS232 RS485 (ID Card) : Electronics
![Amazon.com: Generic USB Interface RS232 Interface 13.56mhz iso15693 protocols RFID Radio Frequency Proximity IC Card Reader Pack of 1 (RS232 Interface) : Electronics Amazon.com: Generic USB Interface RS232 Interface 13.56mhz iso15693 protocols RFID Radio Frequency Proximity IC Card Reader Pack of 1 (RS232 Interface) : Electronics](https://m.media-amazon.com/images/I/41GZaJNwn0L._AC_UF894,1000_QL80_.jpg)