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DAHUA
DAHUA Slim Waterproof Bluetooth Reader with Wiegand Interface DHI-ASR2201D-B
The DAHUA DHI-ASR2201D-B is a compact, surface-mounted access control reader designed for modern security systems. It utilises Bluetooth technology to interact with smartphones via the Easy4key app, allowing users to unlock doors by tapping their phone or scanning a QR code generated in SmartPSS. The unit supports standard 13.56MHz (Mifare) and 125kHz (EM-ID) card formats, offering versatile credential options. Built with an IP55 weatherproof rating, this reader withstands outdoor conditions while maintaining reliable performance. It features red, blue, and green indicator LEDs for clear visual feedback during operation. The device communicates via RS485 or Wiegand 34/26 protocols, ensuring seamless integration with existing controllers.
| Model | DHI-ASR2201D-B |
| Bluetooth Range | 0m-5m |
| Bluetooth Response | <1s |
| Card Read Range | 1cm-3cm (max.) |
| Card Response | <0.5s |
| Waterproof Rating | IP55 |
| Interface | RS485, Wiegand 34/26 (optional) |
| Card Frequency | 13.56MHz (Mifare) / 125kHz (EM-ID) |
| Mounting Type | Surface Mount |
| Indicator LEDs | Red, Blue, Green |
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