Mackie M48 48v Phantom Power Supply 100713508 Frequency Response [+/- 3dB]: 70

Frequency Response [+/- 3dB]: 70 - 19

Tank Capacity: 0

External Power Input: 1 x 4

All of the Series II units are designed with a rear BNC connector to accommodate a GN-LED for rear rack illumination

You can also use standard noise canceling headsets

Mackie M48 48v Phantom Power Supply 100713508 Frequency Response [+/- 3dB]: 70Mackie M48 48v Phantom Power Supply The M48 48v Phantom Power Supply allows you to use your devices and microphones that require external power in any setup. Sometimes the phantom power being supplied is inadequate as well, and with the M48, you will always get a clean, full 48v of power for the best sound and noise performance. Powered by either a 9v battery or supplied AC adapter. Features: Perfect for condenser mics and equipment that require 48v