Tesla FEATURE 3.1 User Manual page 2

Accessory and software information
Charger
Battery
Software version: Tesla_Feature_3.1_20190812
Software updates will be released by the manufacturer to fix
bugs or enhance functions after the product has been released.
All software versions released by the manufacturer have been
verified and are still compliant with the related rules.
Product specification
WWAN
BT
Prevention of hearing loss
To prevent possible hearing damage, do not
listen at high volume levels for long periods.
Supports Bands (MHz):
GSM900: Tx880~915, Rx925~960
GSM1800: Tx1710~1785, Rx1805~1880
Frequency (MHz):
2402~2480
Max Power:
32.99 dBm
30.38 dBm
Max Power:
2.85 dBm