I got them to update my old boxes with an older Android version. They work well, but not really any faster, and Bluetooth audio doesn't work. You seem to be missing a codec to send audio to Bluetooth devices.
πΊ Upgraded TX3 Mini Pro Android 10.0 TV Box with 2GB RAM and 16GB ROM, supporting 4K H.265, Dual Band WiFi 2.4G & 5.8G, BT4.2 - Set Top Box for Smart Home Media Player
15 Review
Smart TV box X96 MAX Plus 4Gb / 64Gb
24 Review
Allwinner H616 Quad-Core 4GB RAM 32GB ROM Ultra HD Android 10.0 TV Box with π» Mini Wireless Backlit Keyboard, Dual WiFi 2.4G/5G, BT 5.0, 6K Support, H.265, 3D T95 Smart Media Player
14 Review
GOOGLE Chromecast TV Box with TV
42 Review
π uni USB C Hub with Ethernet Adapter, 4K HDMI, Gigabit Ethernet, and 3 USB 3.0 Ports for MacBook Pro, iPad Pro, XPS
11 Review
π USR-TCP232-410s: RS232/RS485 Serial to Ethernet Adapter/IP Device Server with DHCP/DNS Support
4 Review
π Juiced Systems Silver BizHUB USB-C Multiport Gigabit HDMI Hub with 3 USB 3.0 Ports, Gigabit Ethernet, 4K HDMI, SD/Micro SD, and USB-C Power Delivery
11 Review
π CERRXIAN RS232 to Ethernet Serial Device Server - TCP/IP Converter with 1Port DB9 RS232 Serial to Ethernet Connectivity
3 Review