Bluetooth:Ver 4.0, compatible for both IOS and Android;
SIM card:Yes,Nano SIM Card (not support TF card)
Music format:MP3,WMA,FLAC; Pictures format: JPG,PNG,GIF
Battery: 400mAh High Power Polymer battery, pogo pin connecting for charging data transferring.
LEMFO LEM4 Pro 2.2 inch Big Screen Game Android Smart Watch ...
LEMFO LEM4 Pro 2.2 inch Big Screen Game Android Smart Watch 3G 1GB +
16GB Large Memory Smartwatch with 1.3MP Camera Video Call .... DM98
Bluetooth Smart Watch 2.2 inch Android OS 3G Smartwatch Phone MTK6572
Dual Core ...
Make a phone call with Hangouts - Android - Hangouts Help
You can use Hangouts to call international and domestic phone numbers.
Android ... On your Android phone or tablet, open the Hangouts Dialer app . Type
the person's ... Check if you have strong Internet connection (or at least 3G data).
8 Best Standalone Smartwatches with Sim Cards - Reviews & Guide
Mar 26, 2019 ...A standalone smartwatch with SIM card support is all you need to start making
phone ... The mobility and size of smart watches give them a certain invisibility ...
These devices can actually send and receive calls and SMS messages! .... It uses
either 3G or 4G cellular data to connect to a cell phone network.
Newest Unlocked 9 Inch 3G Smart Phone Call Phablet Dual Sim Dual Standby
Dual Camera Android 4.4 KitKat Tablet PC Google Play Store WIFI ...
3G - Wikipedia
3G, short for third generation, is the third generation of wireless mobile
telecommunications technology. It is the upgrade for 2G and 2.5G GPRS
networks, for faster data transfer speed. This is based on a set of standards used
for mobile devices and mobile ..... In Japan, 3G penetration was similar at about
81%, but smart phone ...