Feature: 1. [USB 48V] It delivers reliable 48V power directly from USB cable for condenser microphones transfer sound signal to sound card accurately and completely. 2. [1 CHANNEL] The condenser microphone equipment features a single channel unit with balanced mic input and output that can be connected in line with your mic and mixer. 3. [WITH XLR 3 PIN CABLE ] Universal XLR input and output compatible with a variety of microphone music recording equipment; XLR 3 pin cable with XLR male and female connectors is included. 4. [ALUMINUM ALLOY MATERIAL] The power supply is made of stable and reliable aluminum alloy material. The structure is sturdy and for long time use. 5. [UPGRADE DESIGN] Independent power on off and indicator light design more convenient to operate and use. Specification: Item Type: 48V Power Supply Material: Aluminum Alloy Colour: Black Input: DC5V Output: DC48V Power Consumption: ≤5W Noise: ≤1.8uV Applicable Equipment: Universal Condenser Microphone 3 Pin XLR Cable Length: Approx. 2m / 6.6ft USB Cable Length: Approx. 1.5m / 4.9ft Package List: 1 x 48V Power Supply 1 x XLR 3 Pin Cable 1 x USB Cable 1 x Chinese and English Manual How to use: Plug and play.