>APP : hik-connect, guard viewer, IVS-4200 >Search Tool：SADP （search device and change IP address） >Warranty: 3years >If there is any problem with use, please contact with us at any time. we have very professinal engineer, can help you set online. >>> All the items are with 3 years warranty, if there is any problem after purchased, please contact us for help. Vikylin 8 MP Smart Hybrid Light Fixed Turret Network Camera VK383-LIUF-SL High quality imaging with 8MP resolution Support Human and Vehicle Detection Smart Hybrid Light: advanced technology with long range Efficient H.265+ compression technology Support on-board storage up to 512 GB (SD card slot) Provide real-time security via built-in two-way audio Water and dust resistant (IP67).