Will drive headphones directly. Makes a good pre-amp between computer line output and aux or line input on a sound-bar, amplifier or amplified speakers.
Standard unit includes preset trimmers on input 1. Output trimmers are an assembly time option. jumper for mono and 2.54mm pin header for microphone option. Several assembly options available for larger quantities such as DC power connector or 2.54mm pitch 2-pin connector, exclusion of 3.5mm sockets for permanent soldered connection.
9-15V DC single power supply. Output up to 4V pk-pk to high impedance input. 100Hz to 12KHz flat response.
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