Keep your VoIP phones powered reliably with our 48V power adapter, specially designed for Polycom VVX models 101, 201, 300, 301, 310, 311, 400, 401, 410, 411, 500, 501, 511, 550, 600, 601, 611, 1500, and CCX 500, 600, 700. With a universal input range of 100–240V AC and a stable 48V 380mA output, this adapter provides safe and efficient power delivery. The built-in short circuit, overheating, and overvoltage protection ensures worry-free performance, while the 78-inch cable offers flexibility for home or office use. We stand behind our product with a 3-year free replacement guarantee, so you can buy with confidence knowing you're backed by dependable support and quality you can trust. Package includes:1× 48V 380mA power supply