Differences between DM920 and DM900:
- Two common-interface modules (CI) instead of only one
- Flash memory: 8 instead of 4 GB
slot for 2.5 "hard disk with 15mm instead of 9.5mm slot
- Plug and play tuner slots: two instead of only one
" optionally
DVB-S2 Twin,
DVB-C / T2 combi Twin,
DVB-S2X triple tuner for satellite and cable DVB-T2,
or the FBC tuner Broadcom, ...
The second free tuner slot can be equipped as desired with a further tuner from the mentioned assortment, resulting in numerous combination possibilities. "
Quote from page 18:
" The FBC plug tuner is equipped with eight demodulators according to the manufacturer and this corresponds to one Receiver with eight built-in single tuners. This means that up to eight stations can be viewed, streamed or recorded simultaneously. According to Dream, the new FBC tuner is compatible with the two latest 4K receiver models DM900 UHD and the announced DM920 UHD and is to be offered optionally as accessories from about the end of August for around 100 euros.
aj ked proti image open samozrejme nič nemám , práve že naopak . 
ale tiež ma žiadne image open nepresvedčilo v DM-520 ..... 
kdež to OE-2.5 Merlin ,alebo org. pre DM a iné to je presne ako píšeš ,,to kope už inú ligu " 
ale nech si dá každý čo chce , je to jeho vec ...... 
