Read FAQ on this website and it may help you to correct an error.
Warranty service of Crypto Smartphone C-7 is executed in Geneva, Switzerland. If you have any questions please send them in to E-mail: warranty@cts-swiss.com .
Please indicate the IMEI number of your Crypto Smartphone CTS C-7, the date of purchase and a brief description of the fault in the order. You will find your IMEI number by pressing *#06# even if there is no SIM-card in your Crypto Smartphone.
If you have any difficulty in handling the Crypto Smartphone please call Hotline: +41 22 544 81 66.
