Satellite receivers allow reception of satellite television signals through satellite satellite dish in high picture and sound quality. The image is displayed in high resolution HD (1280x720), Full HD (1920x1080), or UHD (4K = 4096x2160). The sound can be received up to 6 channels of top quality Doby Digital 1.5 The receivers are able to receive the signal FTA (free-to-air), which are free of charge. Receiver with a built-in card reader or CI slot for inserting decoding CAM are able to receive a coded signal operators (Skylink, Freesia, antiksu, FlixTV) with which you can receive pay-TV channels. The receivers may have different equipment, for example. receiver with double tuner, a built-in hard drive for recording option program, with internet connection, or combo receiver capable of simultaneously receiving satellite and terrestrial signals also.