Suitable : Q18 Smart Watch Material : High Grade PC + TPU Package : Retail Package Colors : As Pic Show Features: 1.HD display screen, high sensitive capacitive touch screen for using; The material of the wathc band is TPU85 Nano, the matting surface is well sweatproof 2.Standby Duration: > 1 week; Using Duration: >2 days; CPU:MTK 6261D; Bluetooth: Ver 3.0; Storage:RAM 128M,ROM 64M; External memory:support TF card 32GB Max,TF storage Card; 1.54 inch HD IPS, Resolution:240 * 240 Pixel. 3.For Android system, it supports anti-lost, phone book, Fundo, remote camera and notification push including email,calls, Facebook & Twitter. For IOS system, it supports music player, handsfree/making calls. 4.The watch should be charged 2 hours at least before using security code. 5.Please Note: For iPhone,it only supports partial functions including Pedometer, Calendar, Call Sync, Calculator, Clock, Stopwatch, Music player,Handsfree,ect.