Dahua DHI-ASA1222G – Time & Attendance Terminal with fingerprint, card and PIN access

The Dahua DHI-ASA1222G is a professional standalone time & attendance and access control terminal designed for factories, office buildings and commercial premises. The device runs on a 32-bit processor with an LCD screen and mechanical buttons, and supports three identification methods: fingerprint, Mifare/IC card and PIN code. Thanks to a built-in rechargeable lithium battery with a capacity of up to 2600 mAh, the terminal operates continuously even during power outages.

Key features

• Processor: 32-bit processor with internal memory ROM 16 MB / SRAM 8 MB
• Interface: Flat LCD screen, mechanical buttons
• Fingerprint reader: up to 2,000 stored fingerprints; verification response time ≤ 0.5 s; recognition time ≤ 1.5 s
• Biometric accuracy: FAR ≤ 0.00004%, FRR ≤ 0.15%
• Card reader: supports Mifare / IC cards; reading distance 1–3 cm; card response time < 0.1 s
• Capacity: up to 1,000 users, 1,000 passwords, 1,000 IC cards, 100,000 attendance records
• Attendance modes: fixed, manual/auto and forced; shift settings by department and individual
• Communication: TCP/IP (LAN, 10/100 Mbps) and USB
• USB functions: import/export of personnel data, configuration, shifts and attendance records; local firmware update
• Management software: compatible with Dahua SmartPSS (department management, shift scheduling, report generation)
• Audio: voice prompts, built-in bell with timed reminders
• Battery: built-in rechargeable lithium battery up to 2600 mAh
• Dimensions: 181.6 mm × 135.6 mm × 31 mm (W × H × D); weight approx. 370 g
• Operating environment: temperature 0 °C to +55 °C; relative humidity ≤ 93%

The DHI-ASA1222G integrates easily into existing access control systems and is well suited to organisations seeking a reliable, cost-effective solution for time & attendance recording and access management.