Connect your 4K source to your 4K TV and distribute the contennt via RF to other TVs in 1080p resolution.
User Manual is here
Specifications
Video: HDMI 2.0
Video System: 480i/p, 576i/p, 720p,1080i/p,
4K(3840x2160 or 4092x2160)
Audio: HDMI
Type: 1 Multiplex DVB-T with a digital TV service
Modulation
Standard: DVBT (ETSI EN 300 744)
Constellation: QPSK, 16QAM, 64QAM
Guard Interval: 1/4, 1/8, 1/16, 1/32
Code Rate: 1/2, 2/3, 3/4, 5/6, 7/8
FFT Carrier Mode: 2K, 8K
Bandwidth: 6MHZ, 7MHz, 8MHz, 7-8MHz
‧Frequency: 177 to 858 MHz
‧MER: > 30dB
‧Output level: 95 dBuV Max
‧RF Level Adj: 0 dB to -30dB
‧Attenuation step: 1dB per step
Encoding
Video: H.264 Baseline Profile Level 4.0
Video Resolution: 1080p 25 / 30 Max
Video Bit rate: 12 Mbps Max.
Audio: MPEG-2 / AAC
Audio Bit rate: 192 Kbit/s
DVB insertion tables: SDT,NIT
Editable field: SERVICE NAME , Network Name , Provider
Name , TS ID , NETWORK ID , ORIGINAL NET
ID , LCN , NIT VERSION , PRIVATE DATA , Country
Connections
HDMI IN: HDMI IN
HDMI OUT: 4K PASS THROUGH
RF Output: 1 DVBT RF output
RF Input: RF Combiner
Power: 100 to 240V 50/60Hz 12V 1.5A ADAPTOR
Display: LCD panel @ 2 x 16 characters
Adjustment: 6 Local keys on front panel
OK Key : Select parameter, or menu
L / R Keys : Move menu, or characters
Up / down : Select value of the figure, or field.
Menu keys : Select menu
General
Temperature: 5deg C to 40 deg C
Relative Humidity: 80% @ 30 deg C
Weight : 1.5Kg
Size: 160mm x 100mm x 35mm