ODROID-GO-Ultra

Processor	CPU : Amlogic S922X (Quad-core Cortex-A73(2.2Ghz) and Dual-core Cortex-A53(2Ghz) ARMv8-A architecture with Neon and Crypto extensions GPU : Mali-G52 GPU with 6 x Execution Engines (846Mhz)
OS	Ubuntu 20.04.4 on Kernel 4.9.277 Aarch64 Modified EmulationStation front-end with Libretro. GPU accelerated OpenGL-ES on DRM-FB
Memory	2GiB (LPDDR4 1608Mhz, 32 Bits bus width)
Storage	On board 16GiB eMMC, Micro SD Card slot(UHS-1 Capable interface)
Display	5inch 854×480 TFT LCD (Wide viewing angle display, MIPI-DSI interface)
Audio	Earphone stereo jack, 0.5Watt 8Ω Mono speaker
Battery	Li-Polymer 3.7V/4000mAh(76.5×54.5×7.5mm), Up to 6 hours of continuous game playing time
Power Supply	5V input, USB-C power connector : A USB -C charging Y cable with type-A is included in the package. Maximum drawing current: 1.5Amp Support USB 2.0 Device on the USB-C port
External I/O	USB 2.0 Host x 1
Input Buttons	F1, F2, F3, F4, F5, F6, A, B, X, Y, Direction Pad, Left Shoulder, Right Shoulder, Left Shoulder2, Right Shoulder2, Analog joystick, Analog joystick2
Wireless	Optional USB dual-band WiFi Bluetooth combo adapter
Power consumption	Game emulation: 800 ~ 1300mA (depends on backlit brightness and type of game emulations and the wireless usage), Power off mode: <1mA
Charging time	3 ~ 4 hours when off. 6 ~ 7 hours when in use.
Dimensions	204x86x25 mm, Weight: 299 g (8 oz)

Installing OS image on ODROID-Go Ultra

Transferring game ROMs

You can choose the two ways according to your preferences to transfer game ROMs. If you are not familiar with CLI, follow the SAMBA.

SAMBA

The SAMBA server has installed since the Jan 29, 2020 image by default, so you don't have to any configuration about SAMBA server.
You just need a network device and your HOST-PC.

Transferring Game ROMs via SAMBA

ssh(scp) on Ubuntu

Transferring Game ROMs via scp

Force Power OFF

If you have any problem with your ODROID-GO-Ultra, you will try to switch off.
You can switch off ODROID-GO-Ultra by pushing the on/off buttons for about 6 seconds.