{"id":585058,"date":"2026-08-17T23:04:31","date_gmt":"2026-08-17T16:04:31","guid":{"rendered":"https:\/\/hoanghamobile.com\/tin-tuc\/?p=585058"},"modified":"2026-08-17T23:04:31","modified_gmt":"2026-08-17T16:04:31","slug":"chong-on-chu-dong-la-gi","status":"publish","type":"post","link":"https:\/\/hoanghamobile.com\/tin-tuc\/chong-on-chu-dong-la-gi\/","title":{"rendered":"Ch\u1ed1ng \u1ed3n ch\u1ee7 \u0111\u1ed9ng l\u00e0 g\u00ec? C\u00e1ch ch\u1ecdn tai nghe ANC v\u00e0 kh\u1eafc ph\u1ee5c \u00f9 tai"},"content":{"rendered":"

B\u1ea1n \u0111ang ph\u00e2n v\u00e2n gi\u1eefa h\u00e0ng ch\u1ee5c m\u1eabu tai nghe qu\u1ea3ng c\u00e1o “ch\u1ed1ng \u1ed3n ch\u1ee7 \u0111\u1ed9ng” nh\u01b0ng kh\u00f4ng r\u00f5 t\u00ednh n\u0103ng n\u00e0y kh\u1eed \u0111\u01b0\u1ee3c ti\u1ebfng g\u00ec, t\u1ed1n pin ra sao, v\u00ec sao \u0111\u00f4i khi \u0111eo v\u00e0o l\u1ea1i th\u1ea5y \u00f9 tai kh\u00f3 ch\u1ecbu? B\u00e0i vi\u1ebft t\u1eadp trung v\u00e0o ph\u1ea7n th\u1ef1c d\u1ee5ng: ph\u00e2n bi\u1ec7t ch\u1ed1ng \u1ed3n ch\u1ee7 \u0111\u1ed9ng v\u1edbi c\u00e1c ch\u1ebf \u0111\u1ed9 d\u1ec5 nh\u1ea7m, c\u00e1ch ch\u1ecdn tai nghe theo nhu c\u1ea7u, th\u00f4ng s\u1ed1 c\u1ea7n \u0111\u1ecdc tr\u01b0\u1edbc khi mua, v\u00e0 c\u00e1ch x\u1eed l\u00fd 6 l\u1ed7i th\u01b0\u1eddng g\u1eb7p khi d\u00f9ng ANC.<\/p>\n

\"chong-on-chu-dong-la-gi-4\"<\/p>\n

Ch\u1ed1ng \u1ed3n ch\u1ee7 \u0111\u1ed9ng l\u00e0 g\u00ec?<\/h2>\n

Ch\u1ed1ng \u1ed3n ch\u1ee7 \u0111\u1ed9ng (Active Noise Cancelling – ANC) l\u00e0 c\u00f4ng ngh\u1ec7 d\u00f9ng micro thu ti\u1ebfng \u1ed3n xung quanh, chip x\u1eed l\u00fd t\u1ea1o s\u00f3ng \u00e2m ng\u01b0\u1ee3c pha ph\u00e1t qua loa tai nghe. Khi hai s\u00f3ng \u00e2m g\u1eb7p nhau, ch\u00fang tri\u1ec7t ti\u00eau l\u1eabn nhau, khi\u1ebfn tai b\u1ea1n nghe ti\u1ebfng \u1ed3n nh\u1ecf \u0111i r\u00f5 r\u1ec7t.<\/p>\n

Qu\u00e1 tr\u00ecnh n\u00e0y di\u1ec5n ra li\u00ean t\u1ee5c h\u00e0ng ngh\u00ecn l\u1ea7n m\u1ed7i gi\u00e2y, n\u00ean tai nghe ANC c\u1ea7n chip x\u1eed l\u00fd ri\u00eang v\u00e0 t\u1ed1n th\u00eam pin. Mu\u1ed1n t\u00ecm hi\u1ec3u s\u00e2u h\u01a1n v\u1ec1 nguy\u00ean l\u00fd s\u00f3ng ng\u01b0\u1ee3c pha, b\u1ea1n c\u00f3 th\u1ec3 \u0111\u1ecdc th\u00eam nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a c\u00f4ng ngh\u1ec7 ANC<\/a>. Ph\u1ea7n d\u01b0\u1edbi \u0111\u00e2y \u0111i th\u1eb3ng v\u00e0o vi\u1ec7c ch\u1ecdn mua v\u00e0 s\u1eed d\u1ee5ng.<\/p>\n

Ph\u00e2n bi\u1ec7t ch\u1ed1ng \u1ed3n ch\u1ee7 \u0111\u1ed9ng, ch\u1ed1ng \u1ed3n th\u1ee5 \u0111\u1ed9ng v\u00e0 ch\u1ebf \u0111\u1ed9 xuy\u00ean \u00e2m<\/h2>\n

Ba kh\u00e1i ni\u1ec7m n\u00e0y hay b\u1ecb g\u1ed9p chung khi \u0111\u1ecdc th\u00f4ng s\u1ed1 s\u1ea3n ph\u1ea9m.<\/p>\n\n\n\n\n\n\n\n
Kh\u00e1i ni\u1ec7m<\/th>\nC\u00e1ch ho\u1ea1t \u0111\u1ed9ng<\/th>\nH\u1ee3p c\u1ea3nh n\u00e0o<\/th>\nC\u00f3 t\u1ed1n pin kh\u00f4ng<\/th>\n<\/tr>\n<\/thead>\n
Ch\u1ed1ng \u1ed3n ch\u1ee7 \u0111\u1ed9ng (ANC)<\/td>\nMicro thu ti\u1ebfng \u1ed3n, chip ph\u00e1t s\u00f3ng ng\u01b0\u1ee3c pha tri\u1ec7t ti\u00eau<\/td>\nM\u00e1y bay, t\u00e0u xe, v\u0103n ph\u00f2ng \u1ed3n<\/td>\nC\u00f3, t\u1ed1n pin li\u00ean t\u1ee5c khi b\u1eadt<\/td>\n<\/tr>\n
Ch\u1ed1ng \u1ed3n th\u1ee5 \u0111\u1ed9ng<\/td>\nB\u1ecbt k\u00edn \u1ed1ng tai b\u1eb1ng \u0111\u1ec7m c\u00e1ch \u00e2m v\u1eadt l\u00fd<\/td>\nM\u1ecdi l\u00fac, hi\u1ec7u qu\u1ea3 v\u1edbi ti\u1ebfng t\u1ea7n s\u1ed1 cao<\/td>\nKh\u00f4ng, ho\u00e0n to\u00e0n c\u01a1 h\u1ecdc<\/td>\n<\/tr>\n
Ch\u1ebf \u0111\u1ed9 xuy\u00ean \u00e2m (Transparency\/Ambient)<\/td>\nMicro thu \u00e2m ngo\u00e0i, ph\u00e1t l\u1ea1i qua loa cho b\u1ea1n nghe r\u00f5 m\u00f4i tr\u01b0\u1eddng<\/td>\n\u0110i \u0111\u01b0\u1eddng, nghe th\u00f4ng b\u00e1o, tr\u00f2 chuy\u1ec7n ng\u1eafn<\/td>\nC\u00f3, nh\u01b0ng ti\u00eau th\u1ee5 th\u1ea5p h\u01a1n ANC<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

M\u1ed9t chi\u1ebfc tai nghe t\u1ed1t th\u01b0\u1eddng k\u1ebft h\u1ee3p c\u1ea3 ba: \u0111\u1ec7m \u00f4m kh\u00edt tai \u0111\u1ec3 ch\u1ed1ng \u1ed3n th\u1ee5 \u0111\u1ed9ng, ANC x\u1eed l\u00fd ti\u1ebfng \u1ed3n t\u1ea7n s\u1ed1 th\u1ea5p, v\u00e0 ch\u1ebf \u0111\u1ed9 xuy\u00ean \u00e2m \u0111\u1ec3 chuy\u1ec3n \u0111\u1ed5i linh ho\u1ea1t khi c\u1ea7n nghe m\u00f4i tr\u01b0\u1eddng xung quanh.<\/p>\n

Ch\u1ed1ng \u1ed3n ch\u1ee7 \u0111\u1ed9ng kh\u1eed \u0111\u01b0\u1ee3c ti\u1ebfng g\u00ec, kh\u00f4ng kh\u1eed \u0111\u01b0\u1ee3c ti\u1ebfng g\u00ec<\/h2>\n

\u0110\u00e2y l\u00e0 ph\u1ea7n nhi\u1ec1u ng\u01b0\u1eddi hi\u1ec3u nh\u1ea7m: ANC kh\u00f4ng “im l\u1eb7ng h\u00f3a” m\u1ecdi \u00e2m thanh, ch\u1ec9 hi\u1ec7u qu\u1ea3 v\u1edbi m\u1ed9t d\u1ea3i t\u1ea7n s\u1ed1 nh\u1ea5t \u0111\u1ecbnh.<\/p>\n\n\n\n\n\n\n\n\n\n\n\n
Lo\u1ea1i ti\u1ebfng \u1ed3n<\/th>\n\u0110\u1eb7c \u0111i\u1ec3m t\u1ea7n s\u1ed1<\/th>\nM\u1ee9c \u0111\u1ed9 kh\u1eed c\u1ee7a ANC<\/th>\n<\/tr>\n<\/thead>\n
Ti\u1ebfng \u0111\u1ed9ng c\u01a1 m\u00e1y bay<\/td>\nTh\u1ea5p, \u0111\u1ec1u, li\u00ean t\u1ee5c<\/td>\nR\u1ea5t t\u1ed1t, gi\u1ea3m r\u00f5 r\u1ec7t<\/td>\n<\/tr>\n
Ti\u1ebfng \u1ed3n xe bu\u00fdt, t\u00e0u \u0111i\u1ec7n<\/td>\nTh\u1ea5p, \u0111\u1ec1u<\/td>\nR\u1ea5t t\u1ed1t<\/td>\n<\/tr>\n
Ti\u1ebfng \u0111i\u1ec1u ho\u00e0, qu\u1ea1t m\u00e1y<\/td>\nTh\u1ea5p, \u0111\u1ec1u, \u1ed5n \u0111\u1ecbnh<\/td>\nT\u1ed1t<\/td>\n<\/tr>\n
Ti\u1ebfng ng\u01b0\u1eddi n\u00f3i chuy\u1ec7n<\/td>\nTrung – cao, thay \u0111\u1ed5i li\u00ean t\u1ee5c<\/td>\nK\u00e9m, ch\u1ec9 gi\u1ea3m nh\u1eb9<\/td>\n<\/tr>\n
Ti\u1ebfng tr\u1ebb em la h\u00e9t<\/td>\nCao, \u0111\u1ed9t ng\u1ed9t<\/td>\nK\u00e9m<\/td>\n<\/tr>\n
Ti\u1ebfng g\u00f5 b\u00e0n ph\u00edm<\/td>\nCao, ng\u1eafn, kh\u00f4ng \u0111\u1ec1u<\/td>\nK\u00e9m<\/td>\n<\/tr>\n
Ti\u1ebfng c\u00f2i xe<\/td>\nCao, \u0111\u1ed9t ng\u1ed9t, c\u01b0\u1eddng \u0111\u1ed9 l\u1edbn<\/td>\nK\u00e9m, g\u1ea7n nh\u01b0 kh\u00f4ng gi\u1ea3m<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

L\u00fd do l\u00e0 thu\u1eadt to\u00e1n ANC c\u1ea7n “d\u1ef1 \u0111o\u00e1n” d\u1ea1ng s\u00f3ng \u0111\u1ec3 t\u1ea1o s\u00f3ng ng\u01b0\u1ee3c pha k\u1ecbp th\u1eddi. V\u1edbi ti\u1ebfng \u1ed3n \u0111\u1ec1u, l\u1eb7p l\u1ea1i, chip x\u1eed l\u00fd b\u1eaft k\u1ecbp d\u1ec5 d\u00e0ng; v\u1edbi ti\u1ebfng ng\u1eaft qu\u00e3ng nh\u01b0 gi\u1ecdng n\u00f3i, ti\u1ebfng c\u00f2i, s\u00f3ng bi\u1ebfn \u0111\u1ed5i qu\u00e1 nhanh khi\u1ebfn ANC kh\u00f4ng tri\u1ec7t ti\u00eau k\u1ecbp. \u0110\u1eebng k\u1ef3 v\u1ecdng ANC gi\u00fap y\u00ean t\u0129nh trong ph\u00f2ng h\u1ecdp \u1ed3n hay qu\u00e1n c\u00e0 ph\u00ea \u0111\u00f4ng ng\u01b0\u1eddi.<\/p>\n

B\u1ea3ng ch\u1ecdn tai nghe ch\u1ed1ng \u1ed3n theo nhu c\u1ea7u s\u1eed d\u1ee5ng<\/h2>\n

Kh\u00f4ng c\u00f3 m\u1eabu tai nghe ANC n\u00e0o ph\u00f9 h\u1ee3p m\u1ecdi t\u00ecnh hu\u1ed1ng, n\u00ean h\u00e3y ch\u1ecdn theo nhu c\u1ea7u ch\u00ednh c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n\n\n\n\n\n\n
Nhu c\u1ea7u<\/th>\nD\u00e1ng tai nghe n\u00ean ch\u1ecdn<\/th>\nT\u00ednh n\u0103ng c\u1ea7n \u01b0u ti\u00ean<\/th>\n<\/tr>\n<\/thead>\n
\u0110i m\u00e1y bay, t\u00e0u xe \u0111\u01b0\u1eddng d\u00e0i<\/td>\nCh\u1ee5p tai ho\u1eb7c in-ear cao c\u1ea5p<\/td>\nKh\u1eed \u1ed3n s\u00e2u, pin d\u00e0i, ANC th\u00edch \u1ee9ng<\/td>\n<\/tr>\n
L\u00e0m vi\u1ec7c v\u0103n ph\u00f2ng \u1ed3n<\/td>\nCh\u1ee5p tai ho\u1eb7c true wireless in-ear<\/td>\nANC v\u1eeba ph\u1ea3i, tho\u1ea3i m\u00e1i \u0111eo l\u00e2u<\/td>\n<\/tr>\n
Di chuy\u1ec3n ngo\u00e0i \u0111\u01b0\u1eddng ph\u1ed1<\/td>\nTrue wireless in-ear<\/td>\nB\u1eaft bu\u1ed9c c\u00f3 xuy\u00ean \u00e2m \u0111\u1ec3 nghe c\u00f2i xe<\/td>\n<\/tr>\n
T\u1eadp gym, ch\u1ea1y b\u1ed9<\/td>\nIn-ear nh\u1ecf g\u1ecdn, ch\u1ed1ng n\u01b0\u1edbc<\/td>\nANC nh\u1eb9 ho\u1eb7c t\u1eaft nhanh, \u01b0u ti\u00ean b\u00e1m tai<\/td>\n<\/tr>\n
Ng\u1ee7, th\u01b0 gi\u00e3n<\/td>\nIn-ear d\u1ea1ng n\u00fat ho\u1eb7c tai nghe ng\u1ee7 chuy\u00ean d\u1ee5ng<\/td>\nCh\u1ed1ng \u1ed3n th\u1ee5 \u0111\u1ed9ng t\u1ed1t, ANC m\u1ee9c th\u1ea5p<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u01afu ti\u00ean \u0111eo l\u00e2u kh\u00f4ng m\u1ecfi, c\u00e1ch \u00e2m v\u1eadt l\u00fd t\u1ed1t ngay c\u1ea3 khi h\u1ebft pin th\u00ec d\u00e1ng ch\u1ee5p tai tho\u1ea3i m\u00e1i h\u01a1n – tham kh\u1ea3o tai nghe ch\u1ee5p tai<\/a>. C\u1ea7n g\u1ecdn nh\u1eb9 mang theo h\u00e0ng ng\u00e0y, tai nghe true wireless<\/a> l\u00e0 l\u1ef1a ch\u1ecdn ph\u1ed5 bi\u1ebfn.<\/p>\n

\"chong-on-chu-dong-la-gi-1\"<\/p>\n

Nh\u1eefng th\u00f4ng s\u1ed1 n\u00ean \u0111\u1ecdc k\u1ef9 khi mua tai nghe ch\u1ed1ng \u1ed3n<\/h2>\n

Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt hay b\u1ecb l\u00e0m \u0111\u1eb9p trong qu\u1ea3ng c\u00e1o, n\u00ean b\u1ea1n c\u1ea7n bi\u1ebft \u0111\u1ecdc \u0111\u00fang ch\u1ed7 tr\u01b0\u1edbc khi quy\u1ebft \u0111\u1ecbnh.<\/p>\n

    \n
  • M\u1ee9c kh\u1eed \u1ed3n (dB):<\/strong> c\u00e0ng cao c\u00e0ng t\u1ed1t, nh\u01b0ng l\u00e0 s\u1ed1 \u0111o ph\u00f2ng th\u1eed nghi\u1ec7m, th\u1ef1c t\u1ebf th\u01b0\u1eddng th\u1ea5p h\u01a1n.<\/li>\n
  • S\u1ed1 l\u01b0\u1ee3ng micro:<\/strong> c\u00e0ng nhi\u1ec1u micro, thu\u1eadt to\u00e1n c\u00e0ng thu ti\u1ebfng \u1ed3n ch\u00ednh x\u00e1c.<\/li>\n
  • Ch\u1ebf \u0111\u1ed9 xuy\u00ean \u00e2m:<\/strong> c\u1ea7n thi\u1ebft n\u1ebfu b\u1ea1n hay di chuy\u1ec3n ngo\u00e0i \u0111\u01b0\u1eddng ho\u1eb7c c\u1ea7n nghe th\u00f4ng b\u00e1o.<\/li>\n
  • ANC th\u00edch \u1ee9ng (Adaptive ANC):<\/strong> t\u1ef1 \u0111i\u1ec1u ch\u1ec9nh m\u1ee9c kh\u1eed \u1ed3n theo m\u00f4i tr\u01b0\u1eddng, tr\u00e1nh \u00e1p tai khi kh\u00f4ng c\u1ea7n.<\/li>\n
  • Pin khi b\u1eadt ANC:<\/strong> th\u1ea5p h\u01a1n \u0111\u00e1ng k\u1ec3 so v\u1edbi khi t\u1eaft, c\u00f3 m\u1eabu gi\u1ea3m t\u1edbi 30-40%. So s\u00e1nh con s\u1ed1 pin “khi b\u1eadt ANC”, kh\u00f4ng ph\u1ea3i qu\u1ea3ng c\u00e1o chung chung.<\/li>\n
  • \u0110\u1ed9 tr\u1ec5 (latency):<\/strong> quan tr\u1ecdng n\u1ebfu hay xem video, ch\u01a1i game, \u0111\u1ed9 tr\u1ec5 cao khi\u1ebfn h\u00ecnh v\u00e0 ti\u1ebfng l\u1ec7ch nhau.<\/li>\n<\/ul>\n

    6 l\u1ed7i th\u01b0\u1eddng g\u1eb7p khi d\u00f9ng ch\u1ed1ng \u1ed3n ch\u1ee7 \u0111\u1ed9ng v\u00e0 c\u00e1ch kh\u1eafc ph\u1ee5c<\/h2>\n

    Ph\u1ea7n l\u1edbn ph\u00e0n n\u00e0n v\u1ec1 ANC kh\u00f4ng ph\u1ea3i do tai nghe l\u1ed7i, m\u00e0 do c\u00e1ch \u0111eo ho\u1eb7c c\u00e1ch d\u00f9ng ch\u01b0a \u0111\u00fang.<\/p>\n

    1. \u00d9 tai, c\u1ea3m gi\u00e1c \u00e1p l\u1ef1c khi b\u1eadt ANC<\/h3>\n

    C\u1ea3m gi\u00e1c “\u00f9 tai”, “c\u0103ng t\u1ee9c” khi b\u1eadt ANC m\u1ee9c cao th\u01b0\u1eddng do ch\u00eanh l\u1ec7ch \u00e1p su\u1ea5t t\u1ea1m th\u1eddi gi\u1eefa s\u00f3ng \u00e2m v\u00e0 kh\u00f4ng kh\u00ed trong \u1ed1ng tai, kh\u00e1c v\u1ea5n \u0111\u1ec1 th\u00ednh l\u1ef1c, th\u01b0\u1eddng h\u1ebft ngay khi t\u1eaft ANC. C\u00e1ch gi\u1ea3m: \u0111\u1ed5i eartip v\u1eeba kh\u00edt, h\u1ea1 m\u1ee9c ANC, chuy\u1ec3n sang xuy\u00ean \u00e2m khi kh\u00f4ng c\u1ea7n kh\u1eed s\u00e2u, ngh\u1ec9 tai \u0111\u1ecbnh k\u1ef3. Kh\u00f3 ch\u1ecbu k\u00e9o d\u00e0i ho\u1eb7c k\u00e8m \u0111au tai n\u00ean ng\u1eebng d\u00f9ng v\u00e0 \u0111i kh\u00e1m.<\/p>\n

    2. Ch\u1ed1ng \u1ed3n y\u1ebfu h\u01a1n qu\u1ea3ng c\u00e1o<\/h3>\n

    Nguy\u00ean nh\u00e2n ph\u1ed5 bi\u1ebfn nh\u1ea5t l\u00e0 \u0111eo h\u1edf, ch\u01b0a b\u00edt k\u00edn v\u1eadt l\u00fd. Th\u1eed v\u00e0i c\u1ee1 \u0111\u1ec7m tai, ki\u1ec3m tra b\u1eb1ng c\u00e1ch b\u1ecbt tay l\u00ean tai nghe xem ti\u1ebfng \u1ed3n c\u00f3 gi\u1ea3m th\u00eam kh\u00f4ng – n\u1ebfu c\u00f3, \u0111\u1ec7m tai ch\u01b0a v\u1eeba.<\/p>\n

    3. Ti\u1ebfng gi\u00f3 r\u00edt khi \u0111i ngo\u00e0i tr\u1eddi<\/h3>\n

    Gi\u00f3 th\u1ed5i tr\u1ef1c ti\u1ebfp v\u00e0o micro d\u1ec5 t\u1ea1o ti\u1ebfng r\u00edt \u0111\u1eb7c tr\u01b0ng. Nhi\u1ec1u tai nghe c\u00f3 ch\u1ebf \u0111\u1ed9 gi\u1ea3m gi\u00f3 (wind noise reduction) trong app \u0111i k\u00e8m, ho\u1eb7c b\u1ea1n h\u1ea1 m\u1ee9c ANC khi tr\u1eddi gi\u00f3 m\u1ea1nh.<\/p>\n

    4. ANC ph\u00e1t ra ti\u1ebfng x\u00ec x\u00ec n\u1ec1n<\/h3>\n

    Thu\u1eadt to\u00e1n \u0111\u1eddi c\u0169 ho\u1eb7c m\u1ee9c ANC qu\u00e1 cao \u0111\u00f4i khi t\u1ea1o ti\u1ebfng x\u00ec x\u00ec (hiss) nh\u1eb9 n\u01a1i y\u00ean t\u0129nh. Th\u1eed h\u1ea1 m\u1ee9c ANC ho\u1eb7c c\u1eadp nh\u1eadt firmware m\u1edbi, v\u00ec h\u00e3ng th\u01b0\u1eddng t\u1ed1i \u01b0u thu\u1eadt to\u00e1n qua b\u1ea3n c\u1eadp nh\u1eadt.<\/p>\n

    5. M\u1ed9t b\u00ean tai kh\u1eed \u1ed3n k\u00e9m h\u01a1n b\u00ean c\u00f2n l\u1ea1i<\/h3>\n

    Th\u01b0\u1eddng do \u0111\u1ec7m tai ch\u01b0a v\u1eeba kh\u00edt, r\u00e1y tai b\u00e1m l\u1ed7 micro, ho\u1eb7c l\u1ed7i \u0111\u1ed3ng b\u1ed9 hai c\u1ee7 tai nghe. V\u1ec7 sinh micro, \u0111\u1ec7m tai b\u1eb1ng b\u00e0n ch\u1ea3i m\u1ec1m, r\u1ed3i ng\u1eaft – k\u1ebft n\u1ed1i l\u1ea1i Bluetooth.<\/p>\n

    6. Pin t\u1ee5t nhanh khi b\u1eadt ANC<\/h3>\n

    B\u00ecnh th\u01b0\u1eddng v\u00ec chip x\u1eed l\u00fd ANC ho\u1ea1t \u0111\u1ed9ng li\u00ean t\u1ee5c. N\u1ebfu pin t\u1ee5t b\u1ea5t th\u01b0\u1eddng so v\u1edbi c\u00f4ng b\u1ed1, ki\u1ec3m tra xem c\u00f3 \u0111ang b\u1eadt \u0111\u1ed3ng th\u1eddi ANC, \u00e2m l\u01b0\u1ee3ng l\u1edbn v\u00e0 \u0111a thi\u1ebft b\u1ecb hay kh\u00f4ng – ba y\u1ebfu t\u1ed1 n\u00e0y c\u1ed9ng d\u1ed3n khi\u1ebfn pin hao nhanh h\u01a1n.<\/p>\n

    \"chong-on-chu-dong-la-gi-2\"<\/p>\n

    D\u00f9ng ch\u1ed1ng \u1ed3n ch\u1ee7 \u0111\u1ed9ng sao cho an to\u00e0n<\/h2>\n

    ANC gi\u00fap t\u1eadp trung t\u1ed1t h\u01a1n, nh\u01b0ng d\u00f9ng sai c\u00e1ch c\u00f3 th\u1ec3 g\u00e2y r\u1ee7i ro khi tham gia giao th\u00f4ng.<\/p>\n

      \n
    • \u0110eo \u0111\u00fang c\u1ee1 \u0111\u1ec7m tai \u0111\u1ec3 ANC ph\u00e1t huy hi\u1ec7u qu\u1ea3 m\u00e0 kh\u00f4ng g\u00e2y \u00e1p l\u1ef1c l\u00ean tai.<\/li>\n
    • Gi\u1eef \u00e2m l\u01b0\u1ee3ng v\u1eeba ph\u1ea3i, tr\u00e1nh v\u1eb7n to \u0111\u1ec3 “\u00e1t” c\u1ea3m gi\u00e1c \u00f9 tai.<\/li>\n
    • B\u1eadt xuy\u00ean \u00e2m ho\u1eb7c t\u1eaft h\u1eb3n ANC khi \u0111i b\u1ed9 qua \u0111\u01b0\u1eddng, ch\u1ea1y xe m\u00e1y \u0111\u1ec3 kh\u00f4ng b\u1ecf l\u1ee1 c\u00f2i xe.<\/li>\n
    • Kh\u00f4ng d\u00f9ng ANC m\u1ee9c cao li\u00ean t\u1ee5c nhi\u1ec1u gi\u1edd, cho tai ngh\u1ec9 ng\u01a1i \u0111\u1ecbnh k\u1ef3.<\/li>\n<\/ul>\n

      C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p v\u1ec1 ch\u1ed1ng \u1ed3n ch\u1ee7 \u0111\u1ed9ng<\/h2>\n

      Ch\u1ed1ng \u1ed3n ch\u1ee7 \u0111\u1ed9ng c\u00f3 h\u1ea1i tai kh\u00f4ng?<\/h3>\n

      Kh\u00f4ng, n\u1ebfu d\u00f9ng \u0111\u00fang c\u00e1ch. \u00d9 tai n\u1ebfu c\u00f3 th\u01b0\u1eddng t\u1ea1m th\u1eddi, h\u1ebft khi gi\u1ea3m m\u1ee9c ANC ho\u1eb7c t\u1eaft \u0111i. Kh\u00f3 ch\u1ecbu k\u00e9o d\u00e0i n\u00ean ng\u1eebng d\u00f9ng v\u00e0 \u0111i kh\u00e1m.<\/p>\n

      ANC c\u00f3 t\u1ed1n pin nhi\u1ec1u kh\u00f4ng?<\/h3>\n

      C\u00f3, pin th\u01b0\u1eddng th\u1ea5p h\u01a1n 20-40% so v\u1edbi khi t\u1eaft, t\u00f9y m\u1eabu v\u00e0 h\u00e3ng.<\/p>\n

      N\u00ean b\u1eadt ANC hay xuy\u00ean \u00e2m khi \u0111i b\u1ed9 ngo\u00e0i \u0111\u01b0\u1eddng?<\/h3>\n

      N\u00ean d\u00f9ng xuy\u00ean \u00e2m ho\u1eb7c t\u1eaft ANC \u0111\u1ec3 nghe r\u00f5 c\u00f2i xe, \u0111\u1ea3m b\u1ea3o an to\u00e0n giao th\u00f4ng.<\/p>\n

      V\u00ec sao ANC kh\u00f4ng kh\u1eed \u0111\u01b0\u1ee3c ti\u1ebfng ng\u01b0\u1eddi n\u00f3i?<\/h3>\n

      V\u00ec ti\u1ebfng n\u00f3i t\u1ea7n s\u1ed1 trung – cao, bi\u1ebfn \u0111\u1ed5i li\u00ean t\u1ee5c, c\u00f2n ANC hi\u1ec7u qu\u1ea3 nh\u1ea5t v\u1edbi ti\u1ebfng \u1ed3n th\u1ea5p, \u0111\u1ec1u, l\u1eb7p l\u1ea1i nh\u01b0 ti\u1ebfng \u0111\u1ed9ng c\u01a1.<\/p>\n

      Tai nghe gi\u00e1 r\u1ebb c\u00f3 ANC t\u1ed1t nh\u01b0 tai nghe cao c\u1ea5p kh\u00f4ng?<\/h3>\n

      Th\u01b0\u1eddng kh\u00f4ng b\u1eb1ng, v\u00ec tai nghe cao c\u1ea5p c\u00f3 nhi\u1ec1u micro, chip x\u1eed l\u00fd m\u1ea1nh h\u01a1n, \u00edt x\u00ec x\u00ec n\u1ec1n h\u01a1n.<\/p>\n

      Ch\u1ed1ng \u1ed3n ch\u1ee7 \u0111\u1ed9ng kh\u00e1c g\u00ec ch\u1ed1ng \u1ed3n th\u1ee5 \u0111\u1ed9ng?<\/h3>\n

      Ch\u1ed1ng \u1ed3n th\u1ee5 \u0111\u1ed9ng d\u00f9ng v\u1eadt li\u1ec7u b\u1ecbt k\u00edn \u1ed1ng tai, kh\u00f4ng c\u1ea7n \u0111i\u1ec7n, hi\u1ec7u qu\u1ea3 v\u1edbi ti\u1ebfng t\u1ea7n s\u1ed1 cao. Ch\u1ed1ng \u1ed3n ch\u1ee7 \u0111\u1ed9ng d\u00f9ng micro, s\u00f3ng \u00e2m ng\u01b0\u1ee3c pha, c\u1ea7n pin, hi\u1ec7u qu\u1ea3 nh\u1ea5t v\u1edbi t\u1ea7n s\u1ed1 th\u1ea5p.<\/p>\n

      \u0110eo tai nghe ANC c\u1ea3 ng\u00e0y c\u00f3 sao kh\u00f4ng?<\/h3>\n

      N\u00ean ngh\u1ec9 tai 5-10 ph\u00fat sau m\u1ed7i 1-2 gi\u1edd \u0111eo li\u00ean t\u1ee5c, tr\u00e1nh \u00e1p l\u1ef1c l\u00ean \u1ed1ng tai.<\/p>\n

      \"chong-on-chu-dong-la-gi-3\"<\/p>\n

      K\u1ebft lu\u1eadn<\/h2>\n

      Ch\u1ed1ng \u1ed3n ch\u1ee7 \u0111\u1ed9ng kh\u1eed t\u1ed1t ti\u1ebfng \u1ed3n \u0111\u1ec1u nh\u01b0 \u0111\u1ed9ng c\u01a1, \u0111i\u1ec1u ho\u00e0, nh\u01b0ng kh\u00f4ng thay th\u1ebf vi\u1ec7c \u0111eo \u0111\u00fang c\u1ee1 \u0111\u1ec7m tai hay b\u1eadt xuy\u00ean \u00e2m khi c\u1ea7n nghe m\u00f4i tr\u01b0\u1eddng xung quanh. Hi\u1ec3u r\u00f5 tai nghe c\u1ee7a m\u00ecnh kh\u1eed \u0111\u01b0\u1ee3c g\u00ec, kh\u00f4ng kh\u1eed \u0111\u01b0\u1ee3c g\u00ec s\u1ebd gi\u00fap b\u1ea1n d\u00f9ng \u0111\u00fang c\u00e1ch, tr\u00e1nh kh\u00f3 ch\u1ecbu kh\u00f4ng \u0111\u00e1ng c\u00f3. B\u1ea1n c\u00f3 th\u1ec3 tham kh\u1ea3o th\u00eam danh m\u1ee5c tai nghe ch\u1ed1ng \u1ed3n t\u1ea1i ho\u00e0ng h\u00e0 mobile \u0111\u1ec3 so s\u00e1nh c\u00e1c m\u1eabu ph\u00f9 h\u1ee3p nhu c\u1ea7u.<\/p>\n