• New Firmware
  • Extraordinary User experience
  • Stunning GUI, rock-solid stability, fast matching speed

Users can easily manage data by networking UA400 via RS232/485, TCP/IP, USB Client. Most importantly, all the functions can still operate in a networking state.

UA400 is compatibility with various types of USB flash disks, ADMS and former SDK. It also supports data backup and retrieve to avoid the risk of accidental deletion.

It promotes the fingerprint time & attendance management to the next level. You can get the best of benefits from the UA400.

  • Intuitive and stunning UI designed with the most popular and internationalized factor.
  • Interface operation adopts modularized hierarchical design. Simpler, Better and More logical.
  • Faster matching speed: less than 1 second.
  • Easy to extend functions and customize customers’ demand.
  • Support user validity settings.
  • Support data backup and retrieve.
  • Support advanced Workcode consisted of letters and numbers.
  • Support chip encryption for firmware protection.
  • Support more flexible menu configuration: double line text display.
  • Support external printer for attendance records output (Optional).

Fingerprint Capacity

3000 (1:N)

ID Card Capacity

10,000 (Optional)

Record Capacity



3-inch Screen


TCP/IP, RS232/485, USB ( host & client)

Standard Functions

Web Server, Short Message, Automatic Status Switch, Self-Service Query,

Work Code, T9 input, 9 Digits User ID, DST, Schedule Bell, ADMS

Optional Functions

ID/Mifare Card, External Printer and Bell, Photo-ID



Power Supply

DC 5V 0.8A

Verification Speed

≤0.5 sec

Operating Temp.

0 °C- 45 °C

Operating Humidity



180 × 135 × 37 mm (Length × Width × Thickness)

Net Weight

0.70 kg

USB cable

Back Plate

Power adapter

RJ45 to RS485 2 pin cable



1.03 Mb Data Sheet