11 (b) Before the expiry of an applicable Contract Period, if You terminate the Agreement OR if the Agreement is terminated due to Your default, You shall in addition to the foregoing sub-clause (a) (ii) and (iii) be liable to pay Us the sum equivalent to the aggregate Commitment Fees for the unexpired Contract Period still remaining as at the date of premature termination (hereinafter referred to as "Early Termination Charges"). Without prejudice to Our rights, we may, at our sole and absolute discretion, require You to return the Yes Device together with all the accessories including but not limited to the charger, battery, USB cable and the accompanying box in which the same was packaged under Your Service Plan.