E-4: Does the E-4 provide Phantom Power? March 28, 2024 07:33 Updated Follow The E-4 does not provide phantom power. In order to provide phantom power for a condenser microphone you will need to use an external preamp or an external phantom power box. MIC IN jack specifications: 1/4-inch TRS phone type Input Level: -68 - -38 dBu (Maximum: -20 dBu) Input Impedance: Approx.13 k ohms Related articles E-4: What kind of microphone can I use? E-4: Can an audio device connected to the MIX IN jack of the E-4 be recorded to a computer? E-4: I’m hearing a humming noise from AIRA Compact units that are connected via USB to the same computer, when connecting the MIX IN/OUT jacks. E-4 VOICE TWEAKER: Can the E-4 internal effects be applied to an audio device that is connected to the MIX IN jack? E-4: What kind of power supplies does it support?