Recently, a new firmware for Vontar X4 has been released, update 20230105. In addition, the same firmware also applies to HK1 RBOX X4 and TranSpeed X4 TV
HK1/Vontar x4/Transpeed x4 [Android], [TV Box][Amlogic s905x4]
HK1/Vontar x4/Transpeed x4 [Android], [TV Box][Amlogic s905x4], Page 5
Super Fast - X96 X4 Amlogic S905X4 Android 11 AV1 Video TV Box
REVIEW: X96 X4, a TV-Box with the powerful Amlogic S905X4 SoC and Android 11
Amlogic S905x4 Android Tv Box, Tvbox Amlogic S905x4 Androids
TV Box Vontar X4 / HK1 / Transpeed X4 4/32 Android 11 Amlogic s905x4: 1 800 грн. - Медиа проигрыватели Одесса на Olx
Amlogic S905x4 Android Tv Box, Tvbox Amlogic S905x4 Androids
Transpeed X4 Android TV Box Review
Firmware for Vontar X4, HK1 RBOX, TranSpeed X4 with S905X4 SoC (20230105) : r/settopboxes
X96 X4, análisis: un TV-Box con el potente SoC Amlogic S905X4 y Android 11