Proximity card lock system construction: DOUWIN set of locks, computer, management software, card issuer(encoder), bluetooth downloader, magnetic card or intelligent RFID card, energy saving switch
Multiple functions:
Five levels of control: general control(Master card), building control, floor control, area control(Staff card) and room control(Guest card).
Password control: system password and operating password together to ensure security
Cipher coding to key card: each card has a different code that cannot be copied
Compulsory decoding will destroy the card automatically
Area control: cards of different types and levels can open different locks in different locations
Timing control: working clock is set inside locks to control the effective time limit of card keys
File record: all issued card keys have records including each opening (also mechanical key opening)
Loss reporting: open function can be canceled when the card is missed
Strong compatibility and expansiveness:
The system can be run above Microsoft Windows 3.1 operating system
Provided with strong expansiveness and it can be linked with the hotel management system
System are in kind system interface which is easy to operate
Basic technical functional index:
Power supply: 6V DC, use of 4 pieces of no. 5 or no. 7 AA batteries with lack of voltage indications
Static power supply: <1uA
Dynamic power supply: about 200mA
Lifespan of battery: for allowed door open times and it normally can exceed 20,000
Open door Record inside the lock: 512lines for standard type
Setting requirement:
Working temperatures: -20° to 70°C
Humidity: 98% maximum
Anti-static electricity: 15,000V and it ensures information inside the lock not missing under the interference of strong static electricity
Audited Supplier 
){kind=link}