Aadhaar Biometric Attendance Machine with 4G Sim Support & Wi- Fi- Mantra MFSTAB, Realtime T502, Realtime RS 405, Biomax 999, Startek Aadhaar Attendance and Precision. Every machine has good features and works in connection with Aadhar server. There are some common features like 7 inches colour touch screen dipslay, inbuilt battery backup, wifi/ gprs and USB port etc. Exclusive price and stock available witj Goldline Security Systems. Contact us at: +91-9811410963 for more information.