{"id":12742,"date":"2017-04-20T06:30:20","date_gmt":"2017-04-20T06:30:20","guid":{"rendered":"https:\/\/electronics-bloger.com\/?p=12742"},"modified":"2025-07-24T07:11:11","modified_gmt":"2025-07-24T07:11:11","slug":"5-loi-can-tranh-khi-mua-camera-hanh-trinh","status":"publish","type":"post","link":"https:\/\/luview.com\/vi\/dash-cam-5-buying-traps-you-should-avoid\/","title":{"rendered":"5 l\u1ed7i th\u01b0\u1eddng g\u1eb7p khi mua camera h\u00e0nh tr\u00ecnh m\u00e0 b\u1ea1n n\u00ean tr\u00e1nh"},"content":{"rendered":"

V\u00ec gian l\u1eadn giao th\u00f4ng hi\u1ec7n nay ph\u1ed5 bi\u1ebfn h\u01a1n, m\u00e1y quay h\u00e0nh tr\u00ecnh<\/a> (c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 camera h\u00e0nh tr\u00ecnh, m\u00e1y quay h\u00e0nh tr\u00ecnh<\/a>, camera h\u00e0nh tr\u00ecnh, camera b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n; th\u1ef1c ch\u1ea5t ch\u00fang l\u00e0 c\u00f9ng m\u1ed9t thi\u1ebft b\u1ecb) \u0111\u00e3 tr\u1edf th\u00e0nh thi\u1ebft b\u1ecb kh\u00f4ng th\u1ec3 thi\u1ebfu cho \u00f4 t\u00f4. Ngo\u00e0i vi\u1ec7c l\u01b0u gi\u1eef b\u1eb1ng ch\u1ee9ng v\u00e0 b\u1ea3o v\u1ec7 ch\u00ednh ng\u01b0\u1eddi l\u00e1i, camera h\u00e0nh tr\u00ecnh c\u00f2n c\u00f3 th\u1ec3 ghi l\u1ea1i nh\u1eefng kho\u1ea3nh kh\u1eafc vui nh\u1ed9n v\u00e0 c\u1ea3nh quan d\u1ecdc \u0111\u01b0\u1eddng trong qu\u00e1 tr\u00ecnh di chuy\u1ec3n.<\/p>\n

\"5<\/p>\n

Nh\u01b0ng tr\u00ean th\u1ecb tr\u01b0\u1eddng hi\u1ec7n nay c\u00f3 r\u1ea5t nhi\u1ec1u lo\u1ea1i camera h\u00e0nh tr\u00ecnh, gi\u00e1 c\u1ea3 dao \u0111\u1ed9ng t\u1eeb v\u00e0i \u0111\u00f4 la \u0111\u1ebfn h\u00e0ng tr\u0103m \u0111\u00f4 la. C\u00e1c lo\u1ea1i camera h\u00e0nh tr\u00ecnh cao c\u1ea5p th\u01b0\u1eddng \u0111i k\u00e8m v\u1edbi nhi\u1ec1u t\u00ednh n\u0103ng, nh\u01b0ng sau khi s\u1eed d\u1ee5ng, b\u1ea1n c\u00f3 th\u1ec3 ph\u00e1t hi\u1ec7n ra r\u1eb1ng nh\u1eefng t\u00ednh n\u0103ng n\u00e0y kh\u00f4ng th\u1ef1c s\u1ef1 h\u1eefu \u00edch nh\u01b0 h\u01b0\u1edbng d\u1eabn mua h\u00e0ng \u0111\u00e3 m\u00f4 t\u1ea3. L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 tr\u00e1nh mua ph\u1ea3i nh\u1eefng s\u1ea3n ph\u1ea9m kh\u00f4ng \u0111\u00e1ng ti\u1ec1n, kh\u00f4ng l\u00e3ng ph\u00ed ti\u1ec1n b\u1ea1c? H\u00e3y c\u00f9ng xem x\u00e9t c\u00e1c \u0111i\u1ec3m sau \u0111\u00e2y.<\/p>\n

B\u1eaby 1: S\u1ed1 pixel c\u1ee7a \u1ed1ng k\u00ednh m\u00e1y \u1ea3nh c\u00e0ng cao c\u00e0ng t\u1ed1t.<\/p>\n

M\u1ed9t s\u1ed1 h\u01b0\u1edbng d\u1eabn mua s\u1eafm c\u00f3 th\u1ec3 khuy\u1ebfn ngh\u1ecb s\u1eed d\u1ee5ng camera h\u00e0nh tr\u00ecnh c\u00f3 \u0111\u1ed9 ph\u00e2n gi\u1ea3i pixel cao. Hi\u1ec7n nay, \u0111\u1ed9 ph\u00e2n gi\u1ea3i pixel c\u1ee7a camera h\u00e0nh tr\u00ecnh tr\u00ean th\u1ecb tr\u01b0\u1eddng dao \u0111\u1ed9ng t\u1eeb v\u00e0i tri\u1ec7u \u0111\u1ebfn 10 tri\u1ec7u pixel. T\u1ea5t nhi\u00ean, \u0111\u1ed9 ph\u00e2n gi\u1ea3i c\u00e0ng cao th\u00ec gi\u00e1 th\u00e0nh c\u00e0ng \u0111\u1eaft. Tuy nhi\u00ean, n\u00f3i chung, camera h\u00e0nh tr\u00ecnh c\u00f3 \u0111\u1ed9 ph\u00e2n gi\u1ea3i 2 tri\u1ec7u pixel v\u00e0 \u0111\u1ed9 ph\u00e2n gi\u1ea3i 1080P \u0111\u00e3 \u0111\u1ee7 m\u1ea1nh \u0111\u1ec3 ghi l\u1ea1i video l\u00e1i xe r\u00f5 n\u00e9t. C\u1ea3m bi\u1ebfn c\u00f3 \u0111\u1ed9 ph\u00e2n gi\u1ea3i cao h\u01a1n kh\u00f4ng ch\u1ec9 l\u00e0m gi\u1ea3m th\u1eddi gian ghi h\u00ecnh m\u00e0 c\u00f2n l\u00e0m t\u0103ng \u0111\u00e1ng k\u1ec3 s\u1ed1 l\u1ea7n ghi \u0111\u00e8 l\u00ean th\u1ebb nh\u1edb, \u0111i\u1ec1u n\u00e0y s\u1ebd d\u1eabn \u0111\u1ebfn tu\u1ed5i th\u1ecd th\u1ebb nh\u1edb ng\u1eafn h\u01a1n.<\/p>\n

B\u1eaby th\u1ee9 hai: C\u00e0ng nhi\u1ec1u ch\u1ee9c n\u0103ng c\u00e0ng t\u1ed1t<\/p>\n

M\u1ed9t s\u1ed1 h\u01b0\u1edbng d\u1eabn mua s\u1eafm c\u00f3 th\u1ec3 khuy\u00ean ng\u01b0\u1eddi ti\u00eau d\u00f9ng n\u00ean mua camera h\u00e0nh tr\u00ecnh t\u1ea5t c\u1ea3 trong m\u1ed9t, k\u00e8m theo c\u00e1c t\u00ednh n\u0103ng b\u1ed5 sung nh\u01b0 camera gi\u00e1m s\u00e1t, camera l\u00f9i, ch\u1ee9c n\u0103ng \u0111\u1ecbnh v\u1ecb GPS ho\u1eb7c c\u00e1c t\u00ednh n\u0103ng kh\u00e1c ngo\u00e0i ch\u1ee9c n\u0103ng ghi h\u00ecnh l\u00e1i xe c\u01a1 b\u1ea3n, v\u00e0 gi\u00e1 c\u1ea3 t\u1ea5t nhi\u00ean s\u1ebd t\u0103ng l\u00ean. Th\u1ef1c t\u1ebf, do nhi\u1ec1u ch\u1ee9c n\u0103ng chia s\u1ebb c\u00f9ng m\u1ed9t CPU, hi\u1ec7u su\u1ea5t c\u1ee7a camera h\u00e0nh tr\u00ecnh t\u1ea5t c\u1ea3 trong m\u1ed9t s\u1ebd b\u1ecb gi\u1ea3m \u0111\u00e1ng k\u1ec3, v\u00e0 hi\u1ec7u qu\u1ea3 kh\u00f4ng th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c nh\u01b0 qu\u1ea3ng c\u00e1o. Ngo\u00e0i ra, tu\u1ed5i th\u1ecd c\u1ee7a n\u00f3 c\u0169ng ng\u1eafn h\u01a1n so v\u1edbi camera h\u00e0nh tr\u00ecnh \u0111\u01a1n ch\u1ee9c n\u0103ng.<\/p>\n

B\u1eaby th\u1ee9 ba: Hi\u1ec7u su\u1ea5t c\u1ee7a camera h\u00e0nh tr\u00ecnh s\u1eed d\u1ee5ng chip Ambarella s\u1ebd t\u1ed1t h\u01a1n.<\/p>\n

H\u1ea7u h\u1ebft c\u00e1c nh\u00e2n vi\u00ean b\u00e1n h\u00e0ng s\u1ebd cho b\u1ea1n bi\u1ebft r\u1eb1ng camera h\u00e0nh tr\u00ecnh c\u1ee7a h\u1ecd s\u1eed d\u1ee5ng chip Ambarella A7, nh\u01b0ng h\u1ecd s\u1ebd kh\u00f4ng ti\u1ebft l\u1ed9 s\u1ed1 hi\u1ec7u c\u1ee5 th\u1ec3 c\u1ee7a chip A7. D\u00f2ng chip Ambarella A7 \u0111\u01b0\u1ee3c chia th\u00e0nh ba ph\u00e2n kh\u00fac kh\u00e1c nhau: cao c\u1ea5p, trung c\u1ea5p v\u00e0 th\u1ea5p c\u1ea5p, t\u01b0\u01a1ng \u1ee9ng l\u00e0 LA70, LA50\/LA55 v\u00e0 LA30. Chip A7 ph\u00e2n kh\u00fac th\u1ea5p t\u1ea5t nhi\u00ean kh\u00f4ng c\u00f3 hi\u1ec7u n\u0103ng t\u1ed1t b\u1eb1ng chip Ambarella A7 cao c\u1ea5p.<\/p>\n

B\u1eaby th\u1ee9 t\u01b0: G\u00f3c nh\u00ecn c\u00e0ng r\u1ed9ng c\u00e0ng t\u1ed1t<\/p>\n

M\u1ed9t s\u1ed1 h\u01b0\u1edbng d\u1eabn mua s\u1eafm s\u1ebd khuy\u1ebfn ngh\u1ecb s\u1eed d\u1ee5ng camera h\u00e0nh tr\u00ecnh g\u00f3c si\u00eau r\u1ed9ng, v\u1edbi g\u00f3c nh\u00ecn r\u1ed9ng h\u01a1n, v\u00f9ng m\u00f9 s\u1ebd \u00edt h\u01a1n. Tuy nhi\u00ean, m\u1eb7c d\u00f9 g\u00f3c r\u1ed9ng c\u00f3 th\u1ec3 gi\u1ea3m v\u00f9ng m\u00f9, nh\u01b0ng n\u00f3 c\u0169ng s\u1ebd l\u00e0m m\u00e9o h\u00ecnh \u1ea3nh tr\u00ean m\u00e0n h\u00ecnh. G\u00f3c nh\u00ecn c\u00e0ng r\u1ed9ng, m\u00e9o h\u00ecnh c\u00e0ng nghi\u00eam tr\u1ecdng, v\u00e0 hi\u1ec7u \u1ee9ng video c\u0169ng s\u1ebd b\u1ecb \u1ea3nh h\u01b0\u1edfng. Nh\u00ecn chung, camera h\u00e0nh tr\u00ecnh c\u00f3 g\u00f3c nh\u00ecn t\u1eeb 120-150 \u0111\u1ed9 c\u00f3 th\u1ec3 \u0111\u00e1p \u1ee9ng h\u1ea7u h\u1ebft nhu c\u1ea7u c\u1ee7a t\u00e0i x\u1ebf. Tr\u01b0\u1edbc khi mua camera h\u00e0nh tr\u00ecnh c\u00f3 g\u00f3c nh\u00ecn 170 \u0111\u1ed9 ho\u1eb7c th\u1eadm ch\u00ed 200 \u0111\u1ed9, h\u00e3y c\u00e2n nh\u1eafc k\u1ef9 l\u01b0\u1ee1ng. .<\/p>\n

B\u1eaby th\u1ee9 n\u0103m: Camera h\u00e0nh tr\u00ecnh c\u00f3 th\u1ec3 gi\u00e1m s\u00e1t 24\/7 ngay c\u1ea3 khi xe \u0111ang \u0111\u1ed7.<\/p>\n

M\u1ed9t s\u1ed1 ch\u1ee7 s\u1edf h\u1eefu xe h\u01a1i cao c\u1ea5p c\u00f3 th\u1ec3 c\u00e2n nh\u1eafc vi\u1ec7c l\u1eafp \u0111\u1eb7t camera h\u00e0nh tr\u00ecnh gi\u00e1m s\u00e1t 24\/7, v\u00ec xe c\u1ee7a h\u1ecd th\u01b0\u1eddng b\u1ecb h\u01b0 h\u1ecfng khi \u0111\u1ed7 xe. Tuy nhi\u00ean, m\u1ed9t m\u1eb7t, pin v\u00e0 th\u1ebb nh\u1edb t\u00edch h\u1ee3p c\u1ee7a camera ch\u1ec9 c\u00f3 th\u1ec3 h\u1ed7 tr\u1ee3 ghi h\u00ecnh trong kho\u1ea3ng 8-16 gi\u1edd, n\u00ean vi\u1ec7c gi\u00e1m s\u00e1t 24\/7 l\u00e0 \u0111i\u1ec1u kh\u00f3 th\u1ef1c hi\u1ec7n; m\u1eb7t kh\u00e1c, g\u00f3c quan s\u00e1t c\u1ee7a camera h\u00e0nh tr\u00ecnh b\u1ecb gi\u1edbi h\u1ea1n, ch\u1eafc ch\u1eafn kh\u00f4ng th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c gi\u00e1m s\u00e1t to\u00e0n di\u1ec7n. V\u00ec v\u1eady, vi\u1ec7c mong mu\u1ed1n c\u00f3 m\u1ed9t camera h\u00e0nh tr\u00ecnh gi\u00e1m s\u00e1t 24 gi\u1edd cho xe c\u1ee7a b\u1ea1n l\u00e0 kh\u00f4ng th\u1ef1c t\u1ebf. N\u1ebfu h\u01b0\u1edbng d\u1eabn mua h\u00e0ng \u0111\u1ec1 xu\u1ea5t t\u00ednh n\u0103ng n\u00e0y cho b\u1ea1n, th\u00ec ng\u01b0\u1eddi \u0111\u00f3 ch\u1eafc ch\u1eafn \u0111ang n\u00f3i d\u1ed1i. .<\/p>\n

M\u1eb7c d\u00f9 vi\u1ec7c l\u1ef1a ch\u1ecdn m\u1ed9t camera h\u00e0nh tr\u00ecnh ghi h\u00ecnh khi l\u00e1i xe c\u00f3 th\u1ec3 h\u01a1i ph\u1ee9c t\u1ea1p, nh\u01b0ng mi\u1ec5n l\u00e0 b\u1ea1n tr\u00e1nh nh\u1eefng \"b\u1eaby\" n\u00e0y, nguy c\u01a1 ch\u1ecdn ph\u1ea3i s\u1ea3n ph\u1ea9m k\u00e9m ch\u1ea5t l\u01b0\u1ee3ng s\u1ebd \u0111\u01b0\u1ee3c gi\u1ea3m thi\u1ec3u \u0111\u00e1ng k\u1ec3.<\/p>","protected":false},"excerpt":{"rendered":"

Since the traffic fraud is more common now, dash cam ( also being called dashboard camera, dashcam, dash camera,dashboard cam;they are actually the same thing ) has become a must buy equipment for car. In addition to retaining evidence and protect drivers themselves, dash cam can also record the funny moments and along landscape during […]<\/p>\n","protected":false},"author":1,"featured_media":23913,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[52],"tags":[],"class_list":["post-12742","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industry-news"],"_links":{"self":[{"href":"https:\/\/luview.com\/vi\/wp-json\/wp\/v2\/posts\/12742","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/luview.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/luview.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/luview.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/luview.com\/vi\/wp-json\/wp\/v2\/comments?post=12742"}],"version-history":[{"count":0,"href":"https:\/\/luview.com\/vi\/wp-json\/wp\/v2\/posts\/12742\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/luview.com\/vi\/wp-json\/wp\/v2\/media\/23913"}],"wp:attachment":[{"href":"https:\/\/luview.com\/vi\/wp-json\/wp\/v2\/media?parent=12742"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/luview.com\/vi\/wp-json\/wp\/v2\/categories?post=12742"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/luview.com\/vi\/wp-json\/wp\/v2\/tags?post=12742"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}