invisity As the only in-the-ear RF receiver in the world invisity opens brand new possibilities in the world of one way communications. - small and ergonomic
- high acoustic level
- programmable
- single or multi-frequency
- handheld remote control
- simply unique
invisity 4
- four programmable channels (within 7 MHz)
- remote control to change the pre-set channel
invisity flex
- single channel with reprogrammable frequency (within 7 MHz)
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