How to improve safety and security of your house or office? I believe our A6 Intelligence Fingerprint + Password Type Access Controller Security Entrance Guard will be your loyal defender. This access controller is suitable for entrances and exits at offices￡? factories￡? hotels￡? schools and other public places. It allows you to get access tothose places by fingerprinting or entering the password. Besides￡? up to 500 users are supported. It also features 2.4" TFT display screen which is easy to read and 500DPI fingerprint reader resolution. Really a practical assistant to protect privacy and deliver high security!                                    Features             Novel and beautiful appearance￡? perfect combination with physiognomy when it is installed<br> Support fingerprint or password<br> Durable and anti-wear￡? all data will not be lost due to power failure<br> It also features 2.4" TFT display screen which is easy to read and 500DPI fingerprint reader resolution<br> Strong anti-jamming capability and high security<br> Specifically designed for office buildings￡? offices￡? security systems￡? building access and other access control surface￡? ideal for access control system<br> Designed to enhance security to limit access to restricted areas and improve loss prevention <br>                                                            Specifications             Working Voltage     DC 5V / 1A    <br> Display Screen     2.4" TFT (320*240)    <br> Fingerprint Reader Resolution     500DPI    <br> User Capacity     500    <br> Card Reading Distance     1-3cm    <br> Record Capacity     50￡?000    <br> Response Time     ?ü1.0s    <br> Communication Mode     USB    <br> Validation Method     Fingerprint￡? Password    <br> Operating Temperature     -10 ~ 60??    <br> Operating Humdity     20% ~ 80%RH    <br> Panel Languase     Chinese￡? English    <br> Color     Black    <br> Dimensions     (17 x 12 x 3.5)cm / (6.69 x 4.72 x 1.38)" (L x W x H)    <br> Weight     431g / 15.2oz      <br>                                                             Package Includes            1 x Access Controller<br>1 x Power Adapter<br>1 x Screws Set<br>1 x Manual<br>