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Nha�?ng A�ia�?u ca?�n bia??t khi cha�?n mua camera giA?m sA?t

Via��c trang ba�� ha�� tha��ng camera giA?m sA?t gia A�A�nh, c?? quan, nhA� x?�a�Yng, ba��nh via��n, tr?�a�?ng ha�?c lA� nhu ca?�u thia??t ya??u A�a�? A�a??m ba??o an ninh. Hia��n nay camera quan sA?t A�A? tra�Y nA?n pha�� bia??n vA� khA?ng cA?n lA� ma��t tha�� xa xa�� A�a��i va��i ng?�a�?i dA?ng va��i nhia�?u sa�� la��a cha�?n khA?c nhau. VA� va?�y da?�n A�a??n ma��t va??n A�a�? quan tra�?ng lA� cha�?n loa??i camera nA�o phA? ha�?p va��i nhu ca?�u vA� cA? chi phA� ha�?p lA? nha??t.

VA� sau A�A?y VNCenter xin gia��i thia��u A�a??n cA?c ba??n nha�?ng A�ia�?u ca?�n bia??t khi cha�?n mua camera giA?m sA?t.

XA?c A�a��nh A�A?ng nhu ca?�u khi cha�?n mua camera giA?m sA?t

Camera giA?m sA?t

Camera giA?m sA?t cA? nhia�?u cha��ng loa??i khA?c nhau va��i nhia�?u tA�nh nA?ng khA?c nhau vA� cA? ma��c giA? ta�� vA�i trA?m ngA�n ta��i vA�i trA?m tria��u. VA� va?�y ba??n ca?�n A�a��nh A�A?ng nhu ca?�u khi cha�?n mua camera giA?m sA?t. VA� da�? nh?� via��c quan sA?t a�Y nhA�, ba??n cha�� ca?�n cha�?n camera IP giA? ma��t vA�i tria��u lA� A�a�� A�A?p a��ng nhu ca?�u ca��a ba??n. CA?n va��i nha�?ng n??i yA?u ca?�u cao h??n nh?� giA?m sA?t nhA?n viA?n lA�m via��c trong vA?n phA?ng, ngA?n hA�ng, shop tha�?i trang, dA?y truya�?n sa??n xua??t, cA?c tr?�a�?ng ma?�m non, cA?c trung tA?ma�� thA� ba??n ca?�n cha�?n nha�?ng camera cA? ha�� tha��ng A�a?�u ghi ta��t A�a�� a��n A�a��nh cao.

XA?c A�a��nh khu va��c mua��n quan sA?t vA� khoa??ng cA?ch ta��i A�a��i t?�a�?ng

Camera giA?m sA?t

Tr?�a��c khi cha�?n mua ha�� tha��ng camera giA?m sA?t an ninh ba??n nA?n tA�m hia�?u va�� trA� A�a��nh la??p A�a?�t. VA� camera cA? nhia�?u loa??i khA?c nhau va�? gA?c quay, A�a�� l?�u tra�?, A�a�� ph??i sA?ng, kha?? nA?ng cha��u tha�?i tia??ta�� Ba??n nA?n cha�?n loa??i camera hA�nh bA?n ca?�u cA? a��ng kA�nh la��n & cA? ha��ng ngoa??i A�a�? A�a??m ba??o tha?�m ma�? vA� cha??t l?�a�?ng hA�nh a??nh ta��t, quan sA?t A�?�a�?c vA�o ban A�A?m vA� nha�?ng n??i cA? A?nh sA?ng ya??u mA� loa??i camera khA?c khA?ng quan sA?t A�?�a�?c.

Cha�?n camera giA?m sA?t loa??i cA? ha��ng ngoa??i

Na??u camera ca��a ba??n A�?�a�?c sa�� da�?ng A�a�? giA?m sA?t ban A�A?m vA� n??i A?nh sA?ng ya??u, ba??n nA?n cha�?n camera quan sA?t cA? A�A?n LED ha��ng ngoa??i (IR) chia??u sA?ng vA?ng quan sA?t. IR lA� vA? hA�nh va��i ma??t ng?�a�?i nh?�ng khA?ng pha??i A�a��i va��i ca??m bia??n ca��a camera.

CA?c camera trA?n tha�� tr?�a�?ng A�a�?u A�?�a�?c cA?c hA?ng trang ba�� A�A?n ha��ng ngoa??i. Cha�� 1 sa�� loa??i camera A�a?�c bia��t nhA� sa??n xua??t sa?? thia??t ka?? khA?ng cA? ha��ng ngoa??i. Va�? ha��ng ngoa??i cA�ng A�?�a�?c chia lA�m nhia�?u loa??i khA?c nhau va�? A�a�� sA?ng vA� A�a�� ba�?n.

Cha�?n A�a�� phA?n gia??i ca��a camera

A?a�� phA?n gia??i ca��a camera cA�ng quya??t A�a��nh la��n A�a??n A�a�� nA�t ca��a camera. ThA?ng th?�a�?ng camera nA�t hay khA?ng pha�? thua��c vA�o cha??t l?�a�?ng ca??m bia??n vA� A�a�� phA?n gia??i. A?a�� phA?n gia??i camera cA�ng la��n thA� sa�� l?�a�?ng A�ia�?m a??nh ca��a camera cA�ng nhia�?u, da?�n A�a??n cha??t l?�a�?ng hA�nh a??nh cA�ng nA�t.

Camera cA? dA?y (camera Analog) thA� A�a�� phA?n gia??i A�?�a�?c tA�ng ba?�ng A�??n va�� TVL (Tivi lines). Cha�� sa�� tivi lines cA�ng la��n thA� hA�nh a??nh camera cA�ng nA�t. CA?nA�camera IP th?�a�?ng tA�nh A�a�� phA?n gia??i ba?�ng megapixel cA�ng t?�??ng ta�� nh?� tivi lines, megapixel cA�ng la��n sa?? A�em la??i hA�nh a??nh cA�ng nA�t.

NA?n cha�?n Camera giA?m sA?t cA? dA?y hay khA?ng dA?y

Via��c la��a cha�?n camera khA?ng dA?y hay cA? dA?y lA�m ba??n ga?�p nhia�?u khA? khA?n. Va��i loa??i camera cA? dA?y th?�a�?ng dA?ng A�a�? quan sA?t ma��t khu va��c ca�� A�a��nh vA� khA? A�a�? thay A�a��i khu va��c quan sA?t. VA� ng?�a�?c la??i camera IP cA? tha�? thay A�a��i A�khu va��c quan sA?t ma��t cA?ch nhanh chA?ng vA� da�� dA�ng va��i kha?? nA?ng quay ngang A�?�a�?c 355 A�a�� vA� gA?c lA?n xua��ng 120 A�a�� nh?�ng A�a�� a��n A�a��nh la??i tha??p h??n camera cA? dA?y.

Camera cA? dA?y: Ma��t ha�� tha��ng camera cA? dA?y bao ga��m cA?c thia??t ba�� chA�nh lA� camera vA� A�a?�u ghi hA�nh, Trong A�A?, cha??t l?�a�?ng hA�nh a??nh sa?? pha�? thua��c vA�o ma??t camera cA? A�a�� phA?n gia??i cao hay tha??p. Pha?�n A�a?�u ghi hA�nh cA? nhia��m va�? l?�u tra�? da�? lia��u, qua??n lA? cA?c ma??t quay vA� sa?? quya??t A�a��nh tA�nh nA?ng xem qua ma??ng ca��a ha�� tha��ng camera. Hia��n ta??i ha?�u ha??t cA?c loa??i A�a?�u ghi hA�nh A�a�?u tA�ch ha�?p kha?? nA?ng xem qua A�ia��n thoa??i, tablet vA� PC. Tuy nhiA?n ba??n nA?n kia�?m tra la??i thA?ng sa�� ka�? thua?�t ca��a A�a?�u ghi A�a�? cha??c cha??n va�? tA�nh nA?ng nA�y. CA?c loa??i camera cA? dA?y cA? tA�nh a�� A�a��nh cao nh?�ng via��c thi cA?ng la??p A�a?�t ca?�n sa�� ha�� tra�? ta�� nhA� cung ca??p.

Camera khA?ng dA?y: DA?ng camera IP khA?ng ca?�n A�a?�u ghi hA�nh vA� ha�� tha��ng l?�u tra�? sa�� da�?ng tha?� nha�� micro-SD A�A? A�?�a�?c tA�ch ha�?p sa?�n trong camera (dung l?�a�?ng 64GB cA? tha�? l?�u tra�? A�?�a�?c khoa??ng 30 – 35 ngA�y). Nha�?ng camera nA�y A�a�?u cA? ta�� 1 A�a??n 2 anten pha�?c va�? via��c thu sA?ng Wi-Fi. Cha??t l?�a�?ng hA�nh a??nh cA�ng pha�? thua��c vA�o A�a�� phA?n gia??i ca��a camera. Nha�?ng camera IP trA?n tha�� tr?�a�?ng hia��n nay A�a sa�� A�a�?u ha�� tra�? xem tra��c tia??p trA?n A�ia��n thoa??i, mA?y tA�nh ba??ng vA� PC thA?ng qua via��c sa�� da�?ng pha?�n ma�?m ca��a cA?c hA?ng camera cung ca??p.

Camera IP khA?ng dA?y ra??t thua?�n tia��n trong via��c la??p A�a?�t A�i kA?m va�� loa vA� mic ha�� tra�? A�A�m thoa??i 2 chia�?u, cA? tha�? quay ngang 355 A�a��, lA?n/xua��ng 120 A�a�� vA� A�?�a�?c A�ia�?u khia�?n tra��c tia??p trA?n A�ia��n thoa??i, ra??t tia��n la�?i khi mua��n quan sA?t nhia�?u gA?c khA?c nhau, phA? ha�?p va��i cA?c n??i nha�? ha??p cA? khA?ng gian A�t. Nh?�ng camera IP cA? A�a�� a��n A�a��nh tha??p camera cA? dA?y do pha�? thua��c nhia�?u vA�o ha�� tha��ng Wi-Fi cung ca??p ma??ng cho camera.

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