Backlit LCD grfica grises (208x 104) 6teclas lnea o Dial de velocidad</br>2x Ethernet 10/100o GigE (vvx 310)</br>Voz HD hasta 7kHz en todos los caminos de audio</br>SIP protocolo de voz a travs de Internet (VoIP)</br>Adaptador de CA opcional (no incluido)</br></br>Product Description</br></br>These powerful 6-line entry-level Business Media Phones are for today's cubicle workers that handle a low to moderate volume of calls and need crystal clear communications.Give your cubicle worker the best experience with this high-quality UC Business Media Phone. Designed for a broad range of environments for small and medium businesses.Make more efficient and productive calls with the unparalleled voice clarity of Polycom HD Voice.Reduce deployment and maintenance costs-the Polycom Zero Touch Provisioning and web based configuration tool makes the VVX 300 series simple to deploy?? easy to administer?? upgrade?? and maintain. Easily to integrate with third- party web-based UC and productivity applications for broad?? standards based?? open