48V Switchable XLR Phantom Power Supply2 XLR Female Inputs (For Connecting to Microphone)2 XLR Male Outputs (Connecting to Audio Equipment)Overview - Our phantom power supply unit is designed to power up to 2 condenser microphones. Commonly used with non-powered XLR inputs on audio equipment such as a mixers etc.Phantom power is a method for transmitting DC electric power through XLR cables to operate microphones that contain active electronic circuitry.SpecificationVoltage 48V Power On/Off Rocker SwitchAC/DC Adapter Included - 2.5mm DC Connector (15VDC 700mA)Robust Black Anodised Aluminium CaseHigh frequency Switching Power Supply to Eliminate NoiseDimensions 91 x 95 x 45mmWeight 0.3kg (without adapter).