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Guarantee A B Important C Ensure that all electrical connections (including extension leads and interconnect between pieces of equipment) are properly made and in accordance with the relevant manufacturers instructions. Do not continue to operate the equip-ment if you are in any doubt about it working normally, or if it is damaged in any wayÿ Yeatek headset is the original manufacturer, through sophisticated testing equipment, high-quality headphones. Can assured use of the product. Our products are manufactured using the best raw materials, the warranty period is two years, in the meantime, if the product have any problem, you can return our factory, we provide free maintenance, but shipping need your pay. B A 1. If you doubt the efficiency headset, turn it off your telephone equipment; 2. Avoid getting moisture on the headset or connectors; 3. Never insert anything into the holes for connectors, except the connectors. This may lead to damage; 4. Do not open the headset, it will void your warranty; Introduction Thank you for purchasing this product! Your new headset has been developed using the latest technology, designed for comfort and freedom compared with using a standard telephone for making and receiving calls. Read the user guide This headset is very easy to use and set-up, although to get the best from your new purchase, we recommend you read this User Guide before getting down to any calls. Unpacking Remove your headset from its packaging and ensure that along with this user guide you have the correct specified accessories. Retain the packing carton for storage of your unit, and also in the unlikely event that the unit needs to be returned for service or repair. The boom arm can be adjusted. For positioned less than 2 cm from your mouth. The optimum performance the microphone should be headset can be worn on both ears. The rotate boom arm 360° away from the cord. Yeatek3320 Yeatek 4200 Adjustable T-bar Put headset to your ear, if using single ear headset you should set the T-bar above your other ear. Adjust the headband until comfort-able, Ideally no pressure felt on the ears. Warning Duo Telephone headsets are capable of producing high levels of sound. Prolonged exposure to high sound levels can cause damage to hearing. Binaural headset sound in both ears so that you are not disturbed by noise. The headband can be adjusted, comfortably on both ears. You can adjust the headband to fit your head exactly. It will be 360°. Factory Local Adjustable Headband C Adjusting the Headband - User's manual Adjustable Headset Ear Cushion Speaker Noise-canceling microphone Headset cable No.23 Chuangxin Road Torch Hi-Tech Industrial Zone USB contect 361000 Huli District, Xiamen, China Xiamen Yute Information Technology Co., Ltd. 5. Xiamen Yute Information Technology Co., Ltd. 4. Xiamen Yute Information Technology Co., Ltd. Xiamen Yute Information Technology Co., Ltd. 3. 2. Xiamen Yute Information Technology Co., Ltd. Xiamen Yute Information Technology Co., Ltd. 1. 0.
