I have a couple of these units, basically brand new

Vu Plus Solo 4K UHD - The next generation Ultimate UHD 4K PVR. VU+ Solo 4K Twin DVB-S2 Linux UHD set-top box Digital satellite receiver for UHD and HD TV and radio programs. The heart of the VU + Solo 4K is the 10,000 DMIPS (2x 1500 MHz) strong ARM processor and twin FBC tuners DVB-S2 tuner. Experience Ultra High Definition (UHD) TV with your VU + Solo 4K set-top box.

Key Features:

3.5 "TFT LCD Display - MiniTV
Very fast switching times
WebKit browser
HbbTV
HDMI 2.0 connection
Gigabit LAN
WiFi integrated
2 x Permanently installed DVB-S2 Full Band Capture (FBC) Tuner
1 x Tuner Slot for example, DVB-S2 or DVB-C / T2 single or dual tuner
Plug & Play drive caddy for 2.5 "SATA - hard drives (max 10,5mm HDD height.)
USB 3.0
ARM CPU (2x 1500 MHz)
eMMC Flash memory
HVEC / H.265 video decoding
External 12 V power supply

$500.00 + Post each