1. Bluetooth: 4.2
2. Battery capacity: 3000mAh
3. Standby time: 7 to 15 days
4. Call time: 18 to 24 hours
5. Data access time: 6 to 10 hours
6. WiFi specifications: 2.4G/5G, 802.11a/b/g/n
7. Internet speed: 150Mbps/50Mbps
8. Two SIM card slots: 2x Nano SIM
9. Customized specifically for Apple mobile phones, allowing iPhone users to achieve unlimited possibilities
10. Upgrade the 4G network to make it faster and easier to use
11. Solve the problem of multiple SIM cards and let your iPhone stay longer with multiple SIM cards.
12. Supports Bluetooth calls and high-speed Internet access by receiving wifi hotspots
13. Support dual Nano SIM cards, interchangeable with iPhone SIM cards
14. Compatible with more wifi devices, high-speed Internet access

The Bluetooth version of the iOS device is 4.0 (the iPhone 4s +) ，and the iOS version of iOS8.1 +
Support unicom/mobile GSM network, only support calls and text messages, does not support data function
Support calls and SMS cloud service functions, namely: the product is disconnected from the phone , through a cloud service calls and text messages are pushed to the APP client, to prevent drop calls and information. Note: the cloud services need to use the SIM card data traffic!
Support for multiple languages (tentative: in Chinese and English)
Support the user device via a Bluetooth connection to remind function (App successfully connected, pop-up window within the App shows successful connection) Have lost alarm function, when the product is lost, by mobile phone disconnected for the last time and product when the position of the mobile phone can quickly find the product (this feature requires open mobile location services) Support reading phone original address book function, and address book synchronization function
Support phone number display equipment, telecommunications operator name and equipment power function

The Bluetooth version of the iOS device is 4.0 (the iPhone 4s +) ，and the iOS version of iOS8.1 +
Support unicom/mobile GSM network, only support calls and text messages, does not support data function
Support calls and SMS cloud service functions, namely: the product is disconnected from the phone , through a cloud service calls and text messages are pushed to the APP client, to prevent drop calls and information. Note: the cloud services need to use the SIM card data traffic!
Support for multiple languages (tentative: in Chinese and English)
Support the user device via a Bluetooth connection to remind function (App successfully connected, pop-up window within the App shows successful connection) Have lost alarm function, when the product is lost, by mobile phone disconnected for the last time and product when the position of the mobile phone can quickly find the product (this feature requires open mobile location services) Support reading phone original address book function, and address book synchronization function
Support phone number display equipment, telecommunications operator name and equipment power function