VTech Letter Fun with Phonics User Manual page 12

NOTE:
This equipment generates and uses radio frequency energy and if not installed
and used properly, that is, in strict accordance with the manufacturer's
instructions, it may cause interference to radio and television reception. It has
been type tested and found to comply with the limits for a Class B computing
device in accordance with the specifications in Sub-part J of Part 15 FCC
Rules, which are designed to provide reasonable protection against such
interference in a residential installation. However, there is no guarantee that
interference will not occur in a particular installation. If this equipment does
cause interference to radio or television reception, which can be determined
by turning the equipment off and on, the user is encouraged to try to correct
the interference by one or more of the following measures:
• reorient the receiving antenna
• relocate this product with respect to the receiver
• move this product away from the receiver
POWER SUPPLY:
RATING: DC 6V
BATTERIES: 4 x 1.5V "AA" / UM-3 / LR6
DO NOT USE RECHARGEABLE BATTERIES
1W
11