The new TWN4 USB Front Reader integrates RFID (125 kHz, 134.2 kHz and 13.56 MHz), NFC and Bluetooth Low Energy capabilities into a compact but powerful reader and can be easily connected to an external USB port. It has a rotatable USB interface, which offers a 360° mounting opportunity, as well as an USB-Port, which can be disabled. Its reduced size combined with excellent read/write performance makes it the perfect reader for various applications including but not limited to print solutions, healthcare applications, or single sign-on.The TWN4 USB Front Reader allows users to read and write almost all common worldwide 125 kHz, 134.2 kHz and 13.56 MHz tags and/or labels. It supports all major transponders from various suppliers like ATMEL, EM, ST, NXP, TI, HID etc. and ISO standards like ISO14443A/B (T=CL), ISO15693, ISO18092 / ECMA-340 (NFC)
| Technical details | |
| Interface: | USB |
| Product colour: | Black |
| Bluetooth version: | 4.1 |
| Bluetooth Low Energy (BLE): | ![]() |
| Operating frequency: | 0.125, 0.1342, 13.56, 2400 MHz |
| Integrated antenna: | ![]() |
| Working distance: | 10 cm |
| Built-in display: | ![]() |
| Sustainability compliance: | ![]() |
| Sustainability certificates: | CE, RoHS |
| Housing material: | Acrylonitrile butadiene styrene (ABS) |
| Power | |
| Battery type: | Not available |
| Weight & dimensions | |
| Width: | 39 mm |
| Depth: | 60 mm |
| Height: | 16.5 mm |
| Weight: | 80 g |
| Operational conditions | |
| Operating temperature (T-T): | -25 - 65 °C |
| Operating relative humidity (H-H): | 5 - 95% |
| Storage temperature (T-T): | -45 - 70 °C |