Works with Snom 300, 320, 360, 370, 720, 760, 821, 870 IP Phones and PA1 * Genuine Snom OEM 5V power supply for Snom IP Phones made by Phihong * 100v-240v universal power supply with detachable USA 2 pin plug * Output: 5V DC 1000mA * Genuine Snom phone power supply made by Phihong