A:AnswerYes Snapchat works through this device. Though Snapchat only allows you to use your account on one device at a time so you must sign in and out when switching between devices. Camera isn't the highest quality.
A:AnswerYes, it is. You can find a list of devices with onboard ANT+ support on this website - http://www.thisisant.com/directory/. You may have to install some ANT utilities. This article details how to do so with a Garmin watch. http://www.sportablet.com/blog/connect-your-tablet-smartphone-to-a-garmin-forerunner-310xt-610-910xt-60-or-70
A:AnswerIts a Arm-Cortex A7 1.2Ghz Quad Core processor, which is better than the Intel, in my opinion, as it is more efficient. Which equals better battery life.
A:AnswerYou can always trade it into best buy. I'd go into the store to get an estimate and make sure to bring the whole cable with you as it'll give you an extra $5.
A:AnswerWell you can sync them via the USB cable included with the tablet or you can sync them to Google Cloud and then set your tablet up to your Google account and it should sync it by itself.
A:AnswerThis is the Samsung Galaxy Tab 4 and it is not equipped with a sim card. I am assuming you meant a micro sd card slot. If so, then yes this device has a slot for a micro sd card.
A:AnswerMost Galaxy Tablets have sim card slots. The one I bought Galaxy Tab 4 7 inches had one. Just check the specs of the tablet you are interested in, it will state clearly that it has Micro SD slot in the spec , if it does have one.