The K28 is a standalone fingerprint time attendance device with a 3" TFT color screen and operates on the Zem510 hardware platform. It supports both host and client modes, allowing for faster data transmission and handles up to 3,000 users and 100,000 transactions. Key features include low identification error rates, optical sensor capability, and multiple communication options such as TCP/IP and USB.

1. Your finger, Your solution K28- Fingerprint Time Attendance Color Screen
K28 is a standalone fingerprint T&A product. It has TFT 3” color screen for high resolution. And K28
bases on ZEM510 hardware platform. The identification speed is fast and FFR and FAR are low. It
supports not only host mode but also client mode which enables port technique develops with IT
technique. It makes data transmission speed several times faster than RS232. It’s a good choice for time
attendance purpose.
Technical Specification
User Capacity 3,000
Transaction Capacity 100,000
Platform ZEM510
Algorithm version Finger v10.0
Operating system Linux
Sensor optical sensor
Identification 1:1 or 1:N
Fingerprint identification speed ＜=2S
FAR ≤0.0001%
FRR ≤1%
LED Red, Green
LCD TFT 3”
Communication RS232/RS485,TCP/IP( Standard )
USB port USB version 2.0
Photo-ID, SMS, Workcode, DLST, Scheduled-bell, Self-Service
Function
Query, Automatic Status Switch
Options ID/Mifare, webserver
Power 5 V DC
Operating Temperature 0℃-45℃
Operating Humidity 20%-80%
Language English
Size 182(W)*126(L)*55(H)mm
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