Display parameters
Resolution:3840x2160
Color accuracy:dE=0.8
Viewing angle 178*
Refresh rate: 144Hz
Processor and storage
CPU: Cortex A73 Quad Core
Memory: 4GB
GPU: Mali-G52 (2EE)MC1
Memory: 64GB
wireless configuration
WiFi: dual-band 2.4GHz/5GHz
Bluetooth: Support Bluetooth 5.2
Infrared: support
Interface and quantity
HDMI: 3 (including 1 eARC2.1, 1 144Hz 2.1, 1 2.0) Homr
USB: 2 (one USB 3.0)
AV:1
ATVIDTMB:1
Ethernet: 1
Optical fiber (Optical): 1
Reasonable price and good quality