Electronic Security Systems

📹 CCTV Surveillance System

Purpose: Continuous video monitoring & recording.

Components:

Cameras: Dome, Bullet, PTZ, IP, Wireless
DVR/NVR: For recording & playback
Monitor: For live viewing
Storage: Hard disks (1TB, 2TB, etc.)
Benefits:
Real-time monitoring
Evidence collection
Crime deterrent
Remote access via mobile app (IP-based systems)

🚪 Video Door Phone (VDP)

Purpose: Identify and communicate with a visitor before granting access.

Components:

Outdoor unit with camera & call button
Indoor unit with screen & speaker
Features:
Two-way audio communication
Live video streaming
Door unlocking via indoor unit
Night vision & recording support (advanced models)

🚨 Intrusion Alarm System

Purpose: Detect unauthorized access and trigger alarm.

Components:

Motion Sensors (PIR)
Door/Window Magnetic Contacts
Control Panel
Siren & Alarm
Types:
Wired or Wireless
Features:
SMS/Call alert
24/7 monitoring
Can be integrated with CCTV

🔐 Access Control System

Purpose: Restrict and monitor entry to authorized personnel only.

Types:

RFID card-based
PIN-based
Mobile app-based
Components:
Access reader
Controller panel
Electric lock
Benefits:
Entry logs
Time-based access rules
Integration with attendance system

✋ Biometric System

Purpose: Identity verification using biological traits.

Types:

Fingerprint
Face recognition
Iris recognition
Used for:
Attendance tracking
Secure access control
Features:
Anti-spoofing
Multi-user database
Export reports for HR/Payroll