UNV 2128SB,3618SE 8MP 4K 20FPS $799 Per Camera 
Active Deterrence Sound And Light “Tri-Guard” Ai Camera 
Standard IR Night Vision 30M Range 
Sound Alarm & Flashing Lights  Can be Custom Set For Time or What days  to go off. 
2.8mm (113 Degree Horizontal FOV / 60 Degree Vertical) F1.6 0.002 Lux 30M Night Vision
Very Popular Model For Indoor Business And Homes. 
Camera Supports Two-Way Audio
*And Can Custom upload a Sound File* 
 Smart intrusion prevention, include cross line, intrusion, enter area, leave area detection
 Based on target classification, smart intrusion prevention significantly reduce false alarm caused by leaves, birds and lights etc., accurately focus on human and, motor vehicle and non-motor vehicle
 Supports sound and light alarm linkage.When Smart intrusion prevention is triggered , the camera links sound alarm and light linkage.
120dB true WDR technology enables clear image in strong light scene