The Phantom III is an excellent phantom power source and maximizes sound clarity. It's super-quiet and comes with its own power adapter.
$75. Never been used.
Output Phantom Power: 48V DC +/- 2V
Input Connector: XLR female
Output connector: XLR male
Output Noise: -115 dBV
Frequency Response: 10Hz - 25kHz
Current Drain: 1 4 m A
Size: 5.25 x 2.75 x 1.75 inches (130mm x 74mm x 45mm)
Weight: 1lb (450g)