Yamaha MCR-B043 Owner's Manual page 27

If there should be color blotching or noise when used near a TV,
move this unit away from the TV when using it.
Do not use this unit within 22 cm (9 inches) of persons with a
heart pacemaker implant or defibrillator implant.
Radio waves may affect electro-medical devices.
Do not use this unit near medical devices or inside medical
facilities.
The user shall not reverse engineer, decompile, alter, translate
or disassemble the software used in this unit, whether in part or
in whole. For corporate users, employees of the corporation
itself as well as its business partners shall observe the
contractual bans stipulated within this clause. If the stipulations
of this clause and this contract cannot be observed, the user
shall immediately discontinue using the software.
This transmitter must not be co-located or operated in
conjunction with any other antenna or transmitter.
LASER
Type Semiconductor laser GaAS/GaAlAs
Wave length 790 nm
Output Power 7 mW
CAUTION
Use of controls or adjustments or performance of procedures
other than those specified herein may result in hazardous
radiation exposure.
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