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.
3G in 900 MHz: O2 be or not to be https://lirneasia.net/2010/10/3g-in-900-mhz-o2-be-or-not-to-be/