Just missing Bluetooth. But it's really cool! I guess you could plug in USB c headphones. Really like the HDMI port, could have done mini HDMI, but, regular size gives more flexibility. Edit: Oop it has Bluetooth, lost my money idk if I can stop myself from buying it

https://www.kickstarter.com/projects/mecha-systems/mecha-comet-modular-linux-handheld-computer