The OEM Genuine Adapter (S030-1C120250VU) by MASS POWER is designed specifically for the AT&T Internet Air for Business 5G Gateway, providing reliable power supply for your networking needs. This AC adapter has input ranges of 100-240V~, 50/60Hz, 0.8A and outputs 12.0V ⎓ 2.5A, ensuring compatibility and efficiency. With one LAN port available, this adapter is essential for maintaining connectivity in your home or office setup. The sleek black design adds a professional touch to your networking equipment.