(function(){
let w = window.innerWidth;
function setHeaderCssVar() {
const headerEle = document.getElementById('shoplaza-section-header');
if(!headerEle){ return };
document.body.style.setProperty('--window-height', `${window.innerHeight}px`);
document.body.style.setProperty('--header-height', `${headerEle.clientHeight}px`);
const mdScorllHideEle = headerEle.querySelector('.header__mobile .header__scroll_hide');
if (mdScorllHideEle) {
document.body.style.setProperty('--header-scroll-hide-height-md', `${mdScorllHideEle.clientHeight}px`);
}
const pcScorllHideEle = headerEle.querySelector('.header__desktop .header__scroll_hide');
if (pcScorllHideEle) {
document.body.style.setProperty('--header-scroll-hide-height-pc', `${pcScorllHideEle.clientHeight}px`);
}
}
function handlResize() {
if(w == window.innerWidth){return};
w = window.innerWidth;
setHeaderCssVar();
};
function init(){
setHeaderCssVar();
window.removeEventListener('resize', window._theme_header_listener)
window._theme_header_listener = handlResize;
window.addEventListener('resize', window._theme_header_listener);
}
init();
})();
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Description
Product Description
Power amplifier board size: 2.9x2.9CM Support playing music, support calls, power on, the default volume is maximum Support serial AT command (see manual in dial)
Product Paramenters
item
value
5V
drive 2x403W
6.5V
drive 2x405W
VCC, GND
power supply pin
LN(-), LP(+)
left speaker
RN(-), RP(+)
right speaker
COM
key public terminal, the other end is connected to VOL+, VOL-, PREV, NEXT, PLY, AUXL, AUXG, AUXR: audio input
AUXD
Audio input detection pin, input low level switch to audio input state
