Lorex DK182-48DAE 4K Ultra HD 8-Channel Security System with 2 TB DVR and Four 4K Ultra HD Bullet Security Cameras with Color Night Vision, Active Deterrence, and Smart Home Voice Control Velocity(TM) Radar Gun Compatible with Android(TM) tablets/phones with

Compatible with Android(TM) tablets/phones with USB Host Mode (OTG) support & OS version 3

Impedance-matched twisted-pair construction reduces cross-talk & interference

Adjustable

environmentally friendly EVERFRESH(R) enzymes built into the fabric work continuously to reduce odor

Safely cleans DVD & CD player laser lens

Lorex DK182-48DAE 4K Ultra HD 8-Channel Security System with 2 TB DVR and Four 4K Ultra HD Bullet Security Cameras with Color Night Vision, Active Deterrence, and Smart Home Voice Control Velocity(TM) Radar Gun Compatible with Android(TM) tablets/phones withSystem includes: ; 4K Ultra HD D841A82B digital video recorder preloaded with 2 TB hard drive ; Four 4K Ultra HD C881DA security cameras ; Four 60 ft. BNC extension cables ; 4 power adapters ; 4 mounting kits ; HDMI(R) cable ; Ethernet cable ; DVR power adapter ; USB mouse ; Quick setup guide; System features:; Compatible with Amazon(R) Alexa(R) and Google Assistant(TM) to quickly access footage and select features; Ability to view live or recorded