{"id":32586,"date":"2026-04-02T09:29:33","date_gmt":"2026-04-02T09:29:33","guid":{"rendered":"https:\/\/108giahoa.com\/?post_type=product&#038;p=32586"},"modified":"2026-04-02T09:29:33","modified_gmt":"2026-04-02T09:29:33","slug":"loa-phong-thanh-projector-30w-toa-pj-304","status":"publish","type":"product","link":"https:\/\/108giahoa.com\/?product=loa-phong-thanh-projector-30w-toa-pj-304","title":{"rendered":"Loa Ph\u00f3ng Thanh Projector 30W: TOA PJ-304"},"content":{"rendered":"<p>Loa Projector 30W\u00a0<strong>TOA PJ-304<\/strong>\u00a0\u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf ri\u00eang \u0111\u1ec3 g\u1eafn t\u01b0\u1eddng ho\u1eb7c g\u1eafn tr\u1ea7n, ki\u1ec3u d\u00e1ng hi\u1ec7n \u0111\u1ea1i v\u00e0 l\u1edbp v\u1ecf c\u00f3 th\u1ec3 s\u01a1n l\u1ea1i d\u1ec5 d\u00e0ng h\u00f2a h\u1ee3p trong t\u1ed5ng th\u1ec3 ki\u1ebfn tr\u00fac. Gi\u00e1 g\u1eafn \u0111i k\u00e8m gi\u00fap ng\u01b0\u1eddi d\u00f9ng \u0111i\u1ec1u ch\u1ec9nh g\u00f3c loa m\u1ed9t c\u00e1ch linh ho\u1ea1t. PJ-304 t\u01b0\u01a1ng th\u00edch v\u1edbi c\u1ea3 loa tr\u1edf kh\u00e1ng cao (100 V v\u00e0 70 V) v\u00e0 tr\u1edf kh\u00e1ng th\u1ea5p (8 \u03a9). Ngu\u1ed3n \u0111i\u1ec7n \u0111\u1ea7u v\u00e0o (tr\u1edf kh\u00e1ng) c\u00f3 th\u1ec3 thay \u0111\u1ed5i \u1edf ph\u1ea7n ph\u00eda tr\u00ean c\u1ee7a loa.<\/p>\n<p><em><strong>Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt:<\/strong><\/em><\/p>\n<table>\n<tbody>\n<tr class=\"firstRow\">\n<th>Lo\u1ea1i v\u1ecf<\/th>\n<td>V\u1ecf k\u00edn<\/td>\n<\/tr>\n<tr>\n<th>C\u00f4ng su\u1ea5t<\/th>\n<td>30 W (100 V, 70 V line, 8 \u03a9)<\/td>\n<\/tr>\n<tr>\n<th>Tr\u1edf kh\u00e1ng<\/th>\n<td>100 V line: 330 \u03a9 (30 W), 500 \u03a9 (20 W), 670 \u03a9 (15 W), 1 k\u03a9 (10 W), 2 k\u03a9 (5 W)<br \/>\n70 V line: 170 \u03a9 (30 W), 250 \u03a9 (20 W), 330 \u03a9 (15 W), 500 \u03a9 (10 W), 1 k\u03a9 (5 W)<br \/>\n8 \u03a9<\/td>\n<\/tr>\n<tr>\n<th>C\u01b0\u1eddng \u0111\u1ed9 \u00e2m<\/th>\n<td>91 dB (1 W, 1 m) (500 &#8211; 5,000 Hz, pink noise)<\/td>\n<\/tr>\n<tr>\n<th>\u0110\u00e1p tuy\u1ebfn t\u1ea7n s\u1ed1<\/th>\n<td>70 &#8211; 20,000 Hz (ng\u01b0\u1ee1ng \u0111\u1ec9nh -20 dB)<\/td>\n<\/tr>\n<tr>\n<th>Th\u00e0nh ph\u1ea7n loa<\/th>\n<td>Loa d\u1ea1ng n\u00f3n 12 cm + Loa h\u00ecnh c\u1ea7u c\u00e2n b\u1eb1ng<\/td>\n<\/tr>\n<tr>\n<th>D\u00e2y n\u1ed1i<\/th>\n<td>D\u00e2y cabtyre 2 l\u00f5i 60 cm \u0111\u01b0\u1eddng k\u00ednh 6 mm<\/td>\n<\/tr>\n<tr>\n<th>V\u1eadt li\u1ec7u<\/th>\n<td>V\u1ecf: Nh\u1ef1a HIPS, m\u00e0u tr\u1eafng (t\u01b0\u01a1ng \u0111\u01b0\u01a1ng RAL 9010)<br \/>\nL\u01b0\u1edbi: L\u01b0\u1edbi th\u00e9p t\u1ea5m x\u1eed l\u00fd b\u1ec1 m\u1eb7t, s\u01a1n tr\u1eafng (t\u01b0\u01a1ng \u0111\u01b0\u01a1ng RAL 9010)<\/td>\n<\/tr>\n<tr>\n<th>K\u00edch th\u01b0\u1edbc<\/th>\n<td>\u03c6186 \u00d7 369 (C) mm<\/td>\n<\/tr>\n<tr>\n<th>Kh\u1ed1i l\u01b0\u1ee3ng<\/th>\n<td>2.1 kg (ch\u1ec9 t\u00ednh th\u00e2n loa)<\/td>\n<\/tr>\n<tr>\n<th>Ph\u1ee5 ki\u1ec7n \u0111i k\u00e8m<\/th>\n<td>Gi\u00e1 g\u1eafn loa x1, \u1ed0c v\u00edt g\u1eafn loa (4 \u00d7 16) x3<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"excerpt":{"rendered":"<p>Loa Projector 30W\u00a0TOA PJ-304\u00a0\u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf ri\u00eang \u0111\u1ec3 g\u1eafn t\u01b0\u1eddng ho\u1eb7c g\u1eafn tr\u1ea7n, ki\u1ec3u d\u00e1ng hi\u1ec7n \u0111\u1ea1i v\u00e0 l\u1edbp v\u1ecf<\/p>\n","protected":false},"featured_media":32587,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[218,237],"product_cat":[90],"product_tag":[],"class_list":{"0":"post-32586","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-am-thanh-toa","7":"product_brand-loa","8":"product_cat-thiet-bi-am-thanh","10":"first","11":"instock","12":"shipping-taxable","13":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/108giahoa.com\/index.php?rest_route=\/wp\/v2\/product\/32586","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/108giahoa.com\/index.php?rest_route=\/wp\/v2\/product"}],"about":[{"href":"https:\/\/108giahoa.com\/index.php?rest_route=\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/108giahoa.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=32586"}],"version-history":[{"count":1,"href":"https:\/\/108giahoa.com\/index.php?rest_route=\/wp\/v2\/product\/32586\/revisions"}],"predecessor-version":[{"id":32588,"href":"https:\/\/108giahoa.com\/index.php?rest_route=\/wp\/v2\/product\/32586\/revisions\/32588"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/108giahoa.com\/index.php?rest_route=\/wp\/v2\/media\/32587"}],"wp:attachment":[{"href":"https:\/\/108giahoa.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=32586"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/108giahoa.com\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_brand&post=32586"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/108giahoa.com\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_cat&post=32586"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/108giahoa.com\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_tag&post=32586"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}