Hi today I share my personal experience about a smartwatch.i by this smartwatch its a very cool smartwatch I have 3 smartwatch but I like only this samsung smartwatch. Sound quality: this smartwatch sound quality is very nice.calling sound is very smooth. Camera: camera quality is good you can put micro sd card and click pictures but internal memory not available. Look: this smartwatch looking wonderful I to much like the smartwatch design.1 micro sim sold available this smartwatch. Others features: many features is very good like pedometer, calculater, theems change, and music.