The Blonder Tongue AM Series Agile Modulator AM-60-550 Opt 4 is a signal amplifier and filter designed for TV and video applications. Made by the brand Blonder Tongue in China, this unit offers high-quality performance for processing and amplifying signals in the TV, video, and audio industry. With its agile modulator technology and option 4 settings, this unit provides versatility and reliability for various signal amplification needs in a consumer electronics setting.

Powers on; not further tested.