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.
無線LANチャネルの干渉 |使用時の諸症状の改善 https://sim-minaoshi.jp/2018/01/13/wifi-channel-interference/