wireless speaker mega bass sl-1000s 20w v4.1 bluetooth deskspeakers power bank home sound subwoofer portable loudspeakers wholesale

communication : aux communication : nfc communication : bluetooth audio crossover : full-range built-in microphone : yes number of loudspeaker enclosure : 1 intelligent personal assistant : none channels : 2 (2.0) display screen : no battery : yes speaker type : portable cabinet material : metal power source : dc feature : none support apt-x : no model number : sl-1000s wireless speakers output power : 20w display screen : no waterproof : no pmpo : 20w remote control : no