FEMTO, 2-ch Microphone amplifier. FEMTO is a compact double microphone amplifier with 2 balanced inputs on XLR3F connectors, with 48V phantom power, 80Hz/12dB HP filter, +10 to +64dB gain. Balanced line outputs on XLR5M. Clear OLED display (works in sunshine), powered by 2 9V batteries or external 12-18V. Breakout cable XLR5F - 2 x TA3F included. Size: 95 x 129 x 42mm / 327gr.