Amazon.com: Samsung Gear IconX (2018 Edition) SM-R140NZKAXAR Bluetooth Cord-free Fitness Earbuds, w/ On-board 4Gb MP3 Player (US Version with Warranty) - Black : Electronics
User manual Samsung Gear IconX (English - 52 pages)
SAMSUNG GEAR ICONX 2018 SM-R140 HASZNALATI UTMUTATO Service Manual download, schematics, eeprom, repair info for electronics experts