Product Review

KINDLY REMIND: Please charge the sim adapter after you get it. Contact Seller Customer's Services for new replacement if you received damaged/defective item. Thank you.

Before using, kindly confirm below issues:
1.Your IOS devices used bluetooth 4.0 or above.(iPhone 4s and above)
2.You IOS version is 8.1 and above;
3.Your devices' Bluetooth is turned ON.
4.You have ccess to Apple APP Store, with internet connection(GPRS, 3G, 4G, Wifi) and your Apple ID.
5. This Dual Card Cool supports GSM band only, for phone call & SMS. Do not suppot network data service.

Specifications:
SIM type: Nano card
Network standard : GSM
Network band: GSM850MHz/EGSM900MHz/DCS1800MHz/PCS1900MHz
Bluetooth distance: 10m, 360 degree
Battery capacity: 400mAh
Talk time: ?16 hours
Standby time: 288 hours
Compatibility: Support iOS 8.1 above (for) iPhone devices, like for iPhone 7/7 Plus, 6S/6 Plus 5S/5, iPad, iPod, iTouch, etc.
SIM card adapter size: 51 * 83 * 5mm
SIM card adapter weight: 25g

Package content:
1 * SIM Card Adapter
1 * Charging Cable
1 * Card Pin
1 * English User Manual

Kindly remind that you need to read the user manual very carefully before using it, it will help you to know the specifications clearly.