دوربین اسپیددام تحت شبکه لیزری، مدل:DH-SD6AL230F-HNI
>روزلوشن ۲ مگاپیکسل
>زوم اپتیکال 30X
>دید در شب رنگی و لیزری : 500m
>مجهز به قابلیت Auto-tracking
>پشتیبانی از قابلیت Hi-PoE
>پشتیبانی از کارت حافظه داخلی تا ۱۲۸ گیگابایت
>ورودی و خروجی صدا و آلارم
>دارای WDR 120db
هم داهوا، هم کورتک
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BY SANAT-AMN
Telegram is riding high, adding tens of million of users this year. Now the bill is coming due.Telegram is one of the few significant social-media challengers to Facebook Inc., FB -1.90% on a trajectory toward one billion users active each month by the end of 2022, up from roughly 550 million today.
Telegram is a cloud-based instant messaging service that has been making rounds as a popular option for those who wish to keep their messages secure. Telegram boasts a collection of different features, but it’s best known for its ability to secure messages and media by encrypting them during transit; this prevents third-parties from snooping on messages easily. Let’s take a look at what Telegram can do and why you might want to use it.
SANAT AMN from ru