Weird active session appearing in facebook logs

To clarify my issue, when checking my active sessions on facebook I recognize:

• My sessions when using facebook
• My sessions when using messenger

However a 3rd active session keeps appearing labeled as Telephone and it does not provide as much info as the other logs.

Namely, facebook and messenger logs appear with a long line of text which includes the app/browser used and my mobile phone model. The 3rd active session though just says telephone and has IP, cookies and …

facebook logs privacy session