pay channel 
noun
A television channel for which viewers pay a subscription fee additional to that already paid for the basic provision of a cable or satellite television service.Although a denomination-dedicated pay channel would be a new twist, other basic cable channels continue to reach out for viewers with spiritual programming....
- ‘It was a pay channel at one time, and they moved it to basic,’ he says.
- Popularly known as the Conditional Access System Act, the legislature sought to make the cable TV scenario more transparent to the subscriber in the pay channel era.