AMPLIFICATORE CON MICROFONO AD ARCHETTO E BATTERIA RICARICABILE IN DOTAZIONE,INDICATO PER GUIDA TURISTICA,CARICABATTERIA IN DOTAZIONE. Digital amplifier technology, 10W high power audio output • selection of efficient magnetic NdFeB speaker, lighter weight, better sound quality, greater voice • LOW-THD adaptive technology used in high power output does not produce significant sound distortion • Built-in high-capacity lithium-ion battery durability, use rechargeable, energy saving • Built-in MCU intelligent charging management system, with battery protection, so that the battery is in a safe and reliable The mode; charge quickly just 4-6 hours, use of time up to 20 hours or more • With AUX audio signal input function can be used as small speaker • Housing made of ABS engineering materials molding, rugged wear • product design fashion, with a variety of shoulder hanging waist hanging wearing styles, easier to use