Industry Canada (IC)This Class [B] digital apparatus complies with Canadian ICES-003 & ICRSS-247 Rules.Operation is subject to the following conditions:1. This device may not cause interference.2. This device must accept any interference, including interference that may cause undesired operation of the device.Privacy of communications may not be ensured when using this telephone.Class B Digital Device or PeripheralNote: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in aresidential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed andused in accordance with the instructions, may cause harmful interference to radio communications. However, there isno guarantee that interference will not occur in a particular installation. If this equipment does cause harmfulinterference to radio or television reception, which can be determined by turning the equipment off and on, the user isencouraged to try to correct the interference by one or more of the following measures:1. Reorient or relocate the receiving antenna.2. Increase the separation between the equipment and receiver.3. Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.4. Consult the dealer or an experienced radio/TV technician for help.WEEE WarningTo avoid the potential effects on the environment and human health as a result of the presence ofhazardous substances in electrical and electronic equipment, end users of electrical and electronicequipment should understand the meaning of the crossed-out wheeled bin symbol. Do not disposeof WEEE as unsorted municipal waste and have to collect such WEEE separately.Customer FeedbackWe are striving to improve our documentation quality and we appreciate your feedback. Email your opinions andcomments to DocsFeedback@yealink.com.