DOUBLE PLAY OFFER available to new residential customers and current video only customers whose accounts are in good standing. Customer must maintain both services at the required levels for promotion term to maintain promotional pricing. One-time installation fee of $19.95 applies to one modem in wired, serviceable areas. Double Play promotional rate limited to one modem per household. As of the thirteenth month, services will be billed at the regular rates. OPTIMUM ONLINE: Minimum system requirements apply. Optimum Online customers can enjoy WiFi access in select areas at no additional charge. A WiFi-enabled device, Web browser and valid Optimum ID and password are required. OPTIMUM VOICE is a cable-modem service available exclusively to Optimum Online customers. If keeping your current phone number, a transfer charge may apply to residential accounts. Cablevision does not support use of Optimum Voice for (i) emergency medical alert systems, (ii) all high security monitoring systems (UL 681 or similar) or (iii) fire alarm systems (UL 864 or similar). Customer must maintain alternate phone connection for such connections. The customer is solely responsible to contact their central station monitoring provider to test and verify that your security system is in good working order and that you are responsible for any additional work required to ensure the proper operation of your security system. Without a battery backup, 911 service will not operate if you lose power (backup battery power supply is available at optimum.com/battery). If your Optimum Voice service is disconnected, 911 service will be disconnected at the same time. Customer must provide notification to Cablevision before cable modem is moved to a different address in order for your 911 service to function properly. $200 OFFER provided in form of AMERICAN EXPRESS Offer Card and may only be used where AMERICAN EXPRESS Offer Cards are accepted. Not redeemable for cash and cannot be used for cash withdrawal at ATMs, at the pump, at cruise lines, for recurring billing charges, or at casinos. May not be used to pay your Cablevision bill. AMERICAN EXPRESS Fees, terms and conditions apply. Subject to applicable law, funds expire at 12 months after issuance. Customer must maintain both services for four months to obtain the AMERICAN EXPRESS Offer Card. As of the completion of 4 months of service, the AMERICAN EXPRESS Offer Card will be shipped to the account billing address via FedEx, direct signature required. Direct signature shall constitute proof of delivery by Cablevision. Allow 2-4 weeks for delivery. Offer not available to existing Triple Play or Triple Play Upgrade customers. Limit one per customer. Restrictions apply. Offer expires 2/28/10 .