4k receiver digital tuners dvb s2 dvb s twin tuner tuner slot 1 video upscale uhd hdmi outputs 1 network connection 1 usb ports usb 20 usb 30 x2 digital audio output optical 1 other connections rs232 recording functions timeshift timer hdmi specification hdmi 20 common interface slots 1 ci smartcard reader 2 suitable for free to air tv channels hd receiver pay tv sky convenience features power switch picture in picture manufacturer spe