NMSS AHD is a free Android app developed by NEUTRON GUVENLIK TEKNOLOJILERI A.S. that allows you to access and control your surveillance devices anytime and anywhere. The app supports Turkish and English languages, and you can view the video in real-time via wifi and GPRS. You can log in by user or device and access your devices by serial number, IP address, or DDNS access.

With NMSS AHD, you can switch between multiple channels (up to 64 channels) and remotely playback recorded videos. The app also allows you to configure, modify, and delete device connection parameters. You can control the pan, tilt, and zoom of your devices and take snapshots of the video feed.

Overall, NMSS AHD is a reliable app that provides seamless access and control of your surveillance devices. It is perfect for users who want to monitor their home or office while on-the-go.