PANASONIC US,ACCESSORY,5G EM9190 XPAK,FZ-55 LEFT EXP,INCL 4FF SIM SLT,SUPP 4G LTE AND 5G ON ATT,FRSTNT AND VERIZ,DOES NOT SUPP ANT PASS THRU,ADDS BUMPOUT,REQUIRES SOFTWARE UPDATE AND MUST BE SCREWED I