Qualvision products have built-in microphones and advanced noise reduction, filtering
background noise for clear audio. In classroom incidents, audio syncs with video, preserving event details effectively.
•   Motorized varifocal lens for easy installation and monitoring
•   Clear imaging against strong backlight due to 120dB WDR technology
•   Water and dust resistant (IP67) and vandal proof (IK10)
•   Built-in microphone for real-time audio security
•   Support 9:16 corridor mode to improve the image efficiency in corridor scenarios.