After 18 months from date of issuance, in the event that (i) the closing bid price or closing sale price of the common stock is at least equal to $7.00 (subject to adjustment for stock splits, stock dividends, reorganizations, and the like) for a thirty (30) consecutive Trading Day period prior to the Trading Day a Redemption Note (as defined below) is sent by us to the holder (“Pre-Call Period”), and (ii) for each trading day during the Pre-Call Period, the trading volume for the common stock is at least equal to 300,000 shares, then we shall have the right, upon at least ten (10) Trading Days' prior written notice to the holder (the “Redemption Notice”), to redeem all or any portion of the warrant shares underlying the Warrants, at a redemption price equal to $7.00 per warrant share.