(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();
})();
Description
Ble power amplifier car high power USB remote control radio 12V 24V 220V subwoofer hifi bass power amplifier
Features
Support for Ble power amplifier
Support 4-8 inch variety of speakers Original high-power chip TDA2009 Play for at least 10 hours Support USB Ble stick BTL output 30 watts power 24V and 220V drive 8-inch speaker Original imported power amplifier integrated circuit high power low distortion HIFI fidelity sweat overheating overcurrent short circuit protection Support card U disk USB three decoding external mobile phone computer MP3 support remote control, can achieve 360-degree omni-directional remote control 3 + 1 power supply security (advanced and efficient AC-DC circuit overvoltage containing overcurrent detection circuit efficiency of 90%)
1. External audio input can be connected to MP3 mobile phone 2. USB interface can access U disk reader or Ble stick 3.T-Flash card slot (cell phone card) format: FAT32 MP3 4G the following 4. External remote control (remote extension cable to increase the remote control distance and angle) 5. Up and down the song to play the pause volume size combination of multi-function keys 6. Power switch 220V is valid for use on the car, please use the car key control 7. Power indicator light card status indicator 8. Infrared remote control receiver Please be careful not to block or dirty 9. Turn the bass treble volume button separately 10. Treble interface treble line is not standard 11. DC power supply 12. AC outlet
