, Before you send the unit, please make sure the issue is not related to setup such as your power adapter, cable, outlet... Please contact our support at support@cell2jack.com
The defected rate of our product is very small. 99.999% customer's issue is related to setup
Please send the bad unit with the prove of purchase (date and place) to below address. Replacement will be sent to you as soon as received. Please provide return mailing label if you are not in USA
To speed up replacement process, please email tracking number and the failure symptom after ship
Cell2jack #119 171 Main street Los Altos, CA94022
We have full confidence behind our product and offer 3 years warranty. Before you send the unit, please make sure the issue is not related to setup