The Xvive P1 Portal Phantom Power Supplies are a line of low noise, 12- and 48-volt power supplies. It runs on rechargeable battery and has enough power to run high current microphones. The P1 allows you to use your devices and microphones that require exter- nal power in any set up. The small size, light-weight, rugged construction and very low noise make them perfect for powering microphones feeding DAT machines, radio mics, tape machines, and mixing panels. Long battery life and a bright LED battery indicator ensure that the microphone is properly powered during your recording session.