LG K31 for T-mobile passed the FCC

[updated on May 12, 2020]

[Updatd on April 16, 2020]

  • LG LM-K300TM (LMK300TM, K300TM) received the GCF certification.
  • The LG K300TM and K300MM  passed through the FCC certification.

Possible LG K31 for T-mobile has just received the certification from FCC and GCF.

[Updated on March 9, 2020] LM-K300AM (K300AM, LMK300AM)

The LM-K300AM (K300AM, LMK300AM) which could be the LG K31 2020 has just passed through the FCC certification process.

LG LM-K300AM could be the LG K31 coming to AT&T.

The device with FCC id ZNKF300AM has two variants, namely the LM-K300AM and LM-K300CMR!

According to the FCC documents, the upcoming LG K31 LMK300AM (K300AM) supports the following Bands



UMTS 850

UMTS 1750

UMTS 1900

LTE Band 12

LTE Band 14

LTE Band 5 Cell

LTE Band 4 AWS

LTE Band 2 pcs

A new LG handset with the model number LMK300AM (K300AM) has just been spotted on the LG Open Source code distribution website.

LG official is testing the Android 10 (Q) firmware for an upcoming LG smartphone that has the model number LMK300AM, and today LG posted the Android 10 Kernel code for LMK300AM on its open-source code website.

As you can see from the above screenshot, the upcoming LMK300AM will come with Android Q ( Android 10) Firmware Builds V10a.

In February, LG official announced its K series smartphone for 2020, namely the LG K61, LG K51s, and LG K41s.

Sadly, the three new K series smartphones for 2020 will come with Android 9.0 Pie OS out of the BOX.

According to our tipster, the marketing name of this Mysterious LMK300AM (K300AM) could be LG K31 or LG K31s. It could be the follow-up device to the LG K30 2019.

Source: http://opensource.lge.com/osSch/list?types=ALL&search=LMK300AM