End-to-end encryption and privacy controls.
Message and call for free* around the world.
Group conversations made simple.
Say it with stickers, voice, GIFs and more.
Reach your customers from anywhere.
http://izeh.farafile.ir/file/33946/پاورپوینت-بررسی-معماری-طراحی-سالن-کنسرت-موسیقی-voxman