2). Multiple verification modes including fingerprint, password.

3). 2,000 Users(fingerprint/password), 20,000 records.

4). Wiegand out&in, RS485, 2xrelay (lock&alarm).

5). Support anti-pass back.

6). Voice & sound indication, user ID display.

7). Real time clock.

8). Doorbell, scheduled bell.

9). Door sensor.