Hi,
I'm new owner of VU+ DUO 4K SE BT Edition with 1x slot DVB-C tuner.
I also own Technisat Technistar K4 ISIO PVR device. It has some annoying bugs, but in general it is a very usable device, I like it.
I switched to VU+ DUO 4K SE in hope, that I will get more features and will be more...