Speaker amplifier propaganda makes full effort

 In today's society, the sound of advertising is everywhere, in our daily life, advertising everywhere. subtle enough to live in a loaby. Now give you the megaphone for the advertisement. First of all, the amplifier in the power supply is roughly divided into battery use / car cigarette lighter use / electric vehicle use / 220V DC power supply use / charging use.

 Promotional loudspeaker hand-held loudspeaker spread horn vendor speaker can record automatic player charging outdoor this is a charging use of the hand-held caller general campaign publicity. Supermarket promotions are available. TV inside also has the use of yo - the most exaggerated some customers to buy to state / debt haha can be used, no manual connection, automatic connection, very simple and convenient, even the elderly can easily use, the weight is very light, wear nothing will not add weight to the body.

  12V60v car loudspeaker recording high-power shouting car motorcycle stalls selling propaganda horn speakers This is a battery or cigarette lighter used for the megaphone horn. ABS material greatly improves the quality of the horn. Handle-style operation makes it easier to operate. Power size can be selected. How many sounds you want are there yo. Don't understand the time to consult customer service. Interface compatibility is very wide, any USB interface on the market charger is applicable, support multiple amplifiers to use at the same time, configuration 2,4G wireless microphone, with good anti-jamming, make a bright and crisp sound.

  Roof motorcycle horn propaganda shouting loudspeaker square mouth high-power recording stand outdoor vendor this is a professional car shouter. The battery/battery car/cigarette lighter is fine.