Rolls MP13 Mini-Mic Preamp with Phantom Power 675889000139 | eBay
Xvive P1 Phantom Power Supply 48V/12V Switch,Up to 40 Hours of Use,Rechargeable Portable Phantom Power for Condenser/Shotgun Microphones, Mic Preamp, Recording Studios
TC Helicon GO VOCAL Microphone Preamp for Mobile Devices | PSSL ProSound and Stage Lighting
Amazon.com: Audio Preamp Adapter Comica LINKFlEX AD2 XLR/ 6.35MM Microphone Preamp Amplifier with 48V Phantom Power, Guitar Interface Adapter for iPhone,iPad,Android Smartphone and DSLR Cameras : Musical Instruments