{"id":2061,"date":"2026-03-27T19:59:34","date_gmt":"2026-03-27T19:59:34","guid":{"rendered":"https:\/\/supertech.lk\/?post_type=product&#038;p=2061"},"modified":"2026-03-27T19:59:34","modified_gmt":"2026-03-27T19:59:34","slug":"zk-as21p-2-1-channel-350wx2600w-tpa3255-bluetooth-digital-power-amplifier-board-module","status":"publish","type":"product","link":"https:\/\/supertech.lk\/?product=zk-as21p-2-1-channel-350wx2600w-tpa3255-bluetooth-digital-power-amplifier-board-module","title":{"rendered":"ZK-AS21P 2.1 Channel 350WX2+600W TPA3255 Bluetooth Digital Power Amplifier Board Module"},"content":{"rendered":"<p><strong>Working voltage range:\u00a0<\/strong>18-50VDC, limit 53V. It is recommended to use a DC power supply with a voltage of 36-48V and a current of 12A or above.<\/p>\n<p><strong>Maximum power:\u00a0<\/strong>Left or right channel -\u2014\u2014 300W@50V , 4 \u03a9; 160W@50V 8 \u03a9 subwoofer\u2014\u2014 600W@50V 2 \u03a9; 300W@50V , 4 \u03a9; 160W@50V , 8 \u03a9; In short, the higher the voltage, the smaller the resistance, and the greater the output power<br \/>\n<strong><br \/>\nBluetooth chip:\u00a0<\/strong>Jerry 5.1, transmission distance 15 meters<\/p>\n<p><strong>Input method:<\/strong>\u00a0Bluetooth+AUX+USB drive\/sound card<\/p>\n<p><strong>Number of channels:\u00a0<\/strong>2.1, left and right channels+subwoofer<\/p>\n<p><strong>Power amplifier chip:<\/strong>\u00a0two original TPA3255<\/p>\n<p><strong>Protection mechanism:<\/strong>\u00a0Input undervoltage, overheating, overcurrent, short circuit protection. No input anti reverse protection, positive and negative poles cannot be reversed!<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Sound Input: BT + Aux + USB + APP<br \/>\nNumber of Channels: 2.1 Channels<br \/>\nOutput Power: 2 x 350W (Left and Right Channels) + 600W (Subwoofer)<\/p>\n","protected":false},"featured_media":2072,"comment_status":"open","ping_status":"closed","template":"","meta":{"_bst_post_transparent":"default","_bst_post_title":"","_bst_post_layout":"default","_bst_post_sidebar_id":"","_bst_post_content_style":"default","_bst_post_vertical_padding":"default","_bst_post_feature":"","_bst_post_feature_position":"","_bst_post_header":false,"_bst_post_footer":false},"product_brand":[],"product_cat":[94,92,93],"product_tag":[],"product_brands":[],"class_list":{"0":"post-2061","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-car-audio-amplifiers","7":"product_cat-home-audio-systems","8":"product_cat-home-audio-systems-home-audio-systems","10":"first","11":"instock","12":"taxable","13":"shipping-taxable","14":"purchasable","15":"product-type-simple","16":"entry","17":"content-bg","18":"loop-entry"},"_links":{"self":[{"href":"https:\/\/supertech.lk\/index.php?rest_route=\/wp\/v2\/product\/2061","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/supertech.lk\/index.php?rest_route=\/wp\/v2\/product"}],"about":[{"href":"https:\/\/supertech.lk\/index.php?rest_route=\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/supertech.lk\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2061"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/supertech.lk\/index.php?rest_route=\/wp\/v2\/media\/2072"}],"wp:attachment":[{"href":"https:\/\/supertech.lk\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2061"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/supertech.lk\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_brand&post=2061"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/supertech.lk\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_cat&post=2061"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/supertech.lk\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_tag&post=2061"},{"taxonomy":"product_brands","embeddable":true,"href":"https:\/\/supertech.lk\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_brands&post=2061"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}