Walmart is selling the Nextbook Ares 8 for $62.52
This rom works great, and sound is now back to normal, on other roms sound worked but was very low.
To use, download ares8_5.0_upgrade_5.1.zip, extract and run either Linux script or Windows batch file.
Bootloader must be unlocked
fastboot/adb must be installed system wide and working.
make sure scripts are set to executable
connect tablet to pc, leave connected until tablet reboots and is ready to set up
open terminal in folder where you extracted ares8_5.0_upgrade_5.1.zip
open cmd window where you extracted ares8_5.0_upgrade_5.1.zip
adb reboot bootloader ./fastboot.sh
adb reboot bootloader fastboot_cmd.bat