Poly® VVX® 450 Business IP Phone Twelve-line, performance IP desk phone with color display The Poly® VVX® 450 business IP desk phone is a high quality, twelve-line, color, performance IP phone for businesses of all sizes. It is ideal for knowledge workers, executives and upper management. Industry’s best audio The VVX 450 offers both Poly® HD Voice™ and Poly® Acoustic Fence™ technologies. Together, they dramatically improve the most important component of the VVX experience—voice clarity 2200 48840 025