Lemfo Bluetooth Smart Watch Phone GSM Pedometer Fitness Tracker (White) LF07 Smart Watch supports SIM Independent Use: Support Sim Card and use as a regular Cell Phone. Sync to Andriod or IOS smart phone and use as a smartwatch. It can not support heart rate, pls check the description. Pedometer is an additional function, it counts when the wrist has move. LF07 Smart Watch with Original Crown Design - Unique, rotate crown to switch interface, system, dial, etc. Many Interfaces Available for choice, switch according to your favorite. It may the charging cable's problem. We can offer free charging cable. Voice Interactive and Magic sound entertainment: easily voice to make call, send information, find contacts, etc. LF07 Smart Watch can change your voice into: Female voice, male voice, elderly voice, a child's voice, you can enjoy the transformation of your voice, surprise your friends! App name: Fundowear, pls download it in Google play store or APP store. LF07 Smart Watch comes with 2.5D Arc HD Touch Screen, It adopts Brand New Adsorption charge, Ultimate Glass, tempered glass lens, Scratch-proof, Shatterproof, and 360-degree Arc HD screen; High hardness, wear resistance, corrosion resistance, anti-rust stainless steel full metal frame, carved through 42 CNC process, to create the solid body, give it an excellent feel. King of Reading Voice: Stylish and practical voice reading feature makes LF07 Smart Watch unique, it can read menu, SMS, calling number, dialing number, timekeeping, phone book, etc.