Very well worn, but works normally. It has the beginnings of rust bubbling through the finish.
The FP22 Stereo + 1 Headphone Amplifier is a battery-powered stereo headphone amp that provides pro-quality headphone monitoring from any audio input source. It’s ideal for field production, studio recording, and troubleshooting applications—really, any time you need flexible monitoring.
Powered by a single 9V battery, the FP22 delivers 81 dB of gain from a wide range of signal sources in many different configurations. It has loopthrough input circuitry to monitor a signal without affecting the original signal source.
Additional features include: balanced XLR connectors (accepts mic or line level), two pairs of headphone outputs, red “Power On” LED, and 2 x stereo 1/4” loopthrough jacks. The unit also includes removable belt clip and instruction manual.
The FP22 is excellent for:
• Line checking applications
• Providing multiple headphone feeds
• On-stage in-ear monitoring
• Boosting headphone circuits
• Headphone use in recording studios
• Instrument or vocal practice while monitoring a stereo source