Profile: Califone International, Inc. is a designer and manufacturer of audio and visual products. Our product lines include cassette players, cassette recorders, wired & wireless public address systems, record players, computer lab peripherals & other communications wares. Our wireless cassette recorder/player provides audio transmission to its infrared headphone receivers and can also be used as a traditional wired listening center. Our multipurpose infrared headphone can be used for monaural language-based activities or with the flip of a switch and also for stereo computer-based programs. Our multimedia player/recorder features band switch, tuning control, steel grills prevent accidental damage to recessed speakers, top-mounted 3.5mm headphone jack for individual use or to connect a jack-box for group learning.