64-bit quad-core 1.51GHz CPU, HDMI 2.1 with 4K Ultra HD support, 2GB operating memory, 8GB internal memory, dual WiFi 2.4/5.8G, USB 2.0, microSDHC/SDXC card slot, Bluetooth 4.2, Android 9

64-bit quad-core 2.0 GHz processor, HDMI 2.1 with Ultra HD 8K support, 4GB RAM, 32GB storage, dual WiFi 2.4/5.8G, USB 3.0, AV out, SPDIF (optical output), microSDHC/SDXC card slot, Bluetooth, LAN, Android 9.0, programmable remote control

Bluetooth or 2.4 GHz connectivity, ergonomic design, wide compatibility, classic button layout and dual vibration, removable and adjustable clip for Smartphones

2in1 Airmouse and keyboard, 6-axis motion sense, voice control support, programmable IR button, built-in lithium battery, Plug & Play support, 2.4GHz USB adapter

infrared learning from other remote controllers, gyro mouse, keyboard, headphone jack, 2,4GHz supported, programmable function keys, USB nano dongle, up to 9 months battery endurance, no need to install