iO Business available for non-public viewing. Public viewing requires the iO Entertainment package. A digital cable box (an additional monthly charge) is required for standard digital and HD service for each television set to receive digital, interactive, international, and seasonal sports services. Certain programming available only to qualified subscribers. If you have an HDTV-capable TV set, you can request an HDTV cable box from Cablevision. With your subscription to iO, you can view all of the HD programming available in your package at no additional monthly charge. All programming not available in all areas. All returned equipment must be in good working order. The cable box and remote control are the property of Cablevision. Lost, stolen, unreturned, or damaged equipment is subject to a non-return fee. Promotional monthly rates not available on additional television sets or modems. Depending on where you live, some or all of your service and equipment rates, plus certain additional charges, may be subject to state and local fees of 0-5.25% and an FCC user fee of 7 cents, which will be added to your monthly bill. Where available. One-time installation fee may apply to standard aerial installation on up to three TV sets in wired, serviceable areas. iO International programming is at an additional monthly charge.