Out of 4 Ratings

Owner's of the Panasonic Telephone KX-TSC11B gave it a score of 3.9 out of 5. Here's how the scores stacked up:
  • Reliability

    3.75 out of 5
  • Durability

    3.75 out of 5
  • Maintenance

    4.0 out of 5
  • Performance

    4.0 out of 5
  • Ease of Use

    4.0 out of 5
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FCC and Other Information
This equipment complies with Part 68 of the FCC rules and the requirements
adopted by the ACTA. On the bottom of this equipment is a label that contains,
among other information, a product identifier in the format US:ACJ-----.
If requested, this number must be provided to the telephone company.
Registration No. . . . . . . . . . . . . . . . . . . . . . . . . . . .(found on the bottom of the unit)
Ringer Equivalence No. (REN) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1.0B
A plug and jack used to connect this equipment to the premises wiring and
telephone network must comply with the applicable FCC Part 68 rules and
requirements adopted by the ACTA. A compliant telephone cord and modular plug
is provided with this product. It is designed to be connected to a compatible
modular jack that is also compliant.
The REN is used to determine the number of devices that may be connected to a
telephone line. Excessive RENs on a telephone line may result in the devices not
ringing in response to an incoming call. In most but not all areas, the sum of RENs
should not exceed five (5.0). To be certain of the number of devices that may be
connected to a line, as determined by the total RENs, contact the local telephone
company. For products approved after July 23, 2001, the REN for this product is
part of the product identifier that has the format US:AAAEQ##TXXXX. The digits
represented by ## are the REN without a decimal point (e.g., 03 is a REN of 0.3).
If this equipment causes harm to the telephone network, the telephone company
will notify you in advance that temporary discontinuance of service may be
required. But if advance notice isn’t practical, the telephone company will notify the
customer as soon as possible. Also, you will be advised of your right to file a
complaint with the FCC if you believe it is necessary.
The telephone company may make changes in its facilities, equipment, operations
or procedures that could affect the operation of the equipment. If this happens the
telephone company will provide advance notice in order for you to make necessary
modifications to maintain uninterrupted service.
If trouble is experienced with this equipment, for repair or warranty information,
please contact a Factory Servicenter or other Authorized Servicer. If the equipment
is causing harm to the telephone network, the telephone company may request that
you disconnect the equipment until the problem is resolved.
Connection to party line service is subject to state tariffs. Contact the state public
utility commission, public service commission or corporation commission for
If your home has specially wired alarm equipment connected to the telephone line,
ensure the installation of this equipment does not disable your alarm equipment. If
you have questions about what will disable alarm equipment, consult your
telephone company or a qualified installer.
This device complies with Part 15 of the FCC Rules. Operation is subject to the
following two conditions: (1) This device may not cause harmful interference, and
(2) this device must accept any interference received, including interference that
may cause undesired operation.