EL PRODUCTO ES TOTALMENTE NUEVO EN SU EMPAQUE ORIGINAL, SOLO SE PUBLICA COMO USADO PARA EVITAR IMPUESTOS EXTREMADAMENTE ALTOS Y PODER OFRECER UN PRECIO JUSTO A USTED.MARCA: TECHNICAL PROMODELO: DB30ESTE DB DISPLAY METER CUENTA CON UNA BARRA DE CONECTORES DE 100-240V EN LA PARTE TRASERA PARA HACER MAS COMODO SUS CONEXIONES CON EL RESTO DE SUS APARATOS.TAMBIÉN CON UN PUERTO USB AL FRENTE PARA CARGAR DISPOSITIVOS POR ESE MEDIO. For the times when standard displays don’t cut it, get the ultimate in control with the DB30 decibel display. Designed for professional sound engineers, audiophiles, and hi-fi enthusiasts, the DB30 provides readings over an enhanced spectrum that incorporates sounds from a whisper to a gunshot. Its intuitive LED readout comes with two settings--dot and bar--and ranges from 5 dB all the way up to 140 dB. For multi-platform connectivity, the DB30 comes with an RCA input and output that allows you to connect a variety of equipment common to professionals and casual listeners alike.As a rack mountable unit, the DB30 integrates seamlessly into standard equipment lineups and comes with features that make it a multi-purpose powerhouse. In addition to providing information about volume, the DB30 comes with an 8 outlet, rear-facing power supply that allows you to power your system while consolidating equipment and making cord management easy. To charge smartphones, music storage devices, and other equipment, the DB30 also comes with a front-facing 5V USB power supply.