HP Poly Poly Edge B10/20/30 Power Supply (100 Pieces) - 5V/1A, IP Phone, Black, 0 - 40 °C, 7.48" (190 mm), 8.27" (210 mm), 2.17" (55 mm) HP Poly Poly Edge B10/20/30 Power Supply (100 Pieces) - 5V/1A. Product type: IP Phone, Product color: Black, Operating temperature (T-T): 0 - 40 °C. Package width: 7.48" (190 mm), Package depth: 8.27" (210 mm), Package height: 2.17" (55 mm). Country of origin: China