InnoGear 1- Channel 48V Phantom Power Supply with 10 Feet XLR Cable and Adapter for Any Condenser Microphone Music Recording Equipment Professional Phantom Power Supply delivers reliable 48V DC phantom power for condenser microphones and transfer sound signal to sound card. Compact and durable, made of black aluminum. High-quality components and rugged construction ensure this power supply with stand up to the test and perform on all occasions. A 10 feet XLR cable is included. This is a single channel unit with balanced mic XLR inputs and outputs to connect in-line with your mic and mixer. It will not introduce any noise into any of the signal paths. Ideal for stage and studio use. NOTE: Phantom power does not enhance the microphone sound quality and improve the normal volume. Easy operation with simple on- off switch and LED indicator light.