Anbernic launched a handheld gaming console built around the Rockchip RK3566 Arm processor. The device has a Samsung 4.95” OLED screen. The RG503 was shown as out of stock shortly after its initial release, however they seem back in stock for $150.

Source: LXer – Anbernic RG503 a Rockchip based handheld game console with a 4.95â€? OLED screen