2016 - 2020 Prox Smart Fob Key for Lexus 4B FCC# HYQ14FBA - 2110 (AG) - 315 MHz Replacement Key Fob for: LEXUS LX570 LATE 2016 2017 2018 2019 2020 LEXUS NX200t 2016 2017 2018 LEXUS NX300 2018 2019 2020 LEXUS NX300h 2016 2017 2018 2019 2020 FCC ID: HYQ14FBA IC # : 1551A - 14FBA Frequency: 315 MHz Part #: 89904-78470 / 89904-78670 ILCO C/R: IAX00015940 (PRX-LEX-4B10) Emergency Key: Included Battery: CR2032 Aftermarket Keys don't have Logo. Notes: Replacement Keyless Entry Remotes and Key fobs for Cars and Trucks (picture might show FRONT and BACK of the same key remote). The case may have been replaced with or without the logo. Aftermarket Remotes do not include logo. Please contact your local locksmith here for pricing. Compatibility Replacement Remotes: These remotes work with car models listed in the compatibility section. **Our compatibility section is researched to the best of our knowledge - it is to be used as a suggested guide. Please confirm part number and FCC ID to ensure proper fitment. In general there is no onboard programming procedure for newer replacement remote keys. Key fobs must be programmed by a professional locksmith . Please contact an automotive locksmith to get an accurate quote so they can program this key fob once you receive it. Many keyless entry remote fob and smart key programming procedures allow you to do the programming yourself for free. Programming Instructions for Replacement Key Fobs are available here.