I'm at the HUAWEI mega-booth right now and the videos shown are really well made.
The product that caught my attention is the HUAWEI TalkBand B2 which is an activity tracker that transforms into a Bluetooth earpiece.
Not that I ever used an earpiece more than a few days, but still, it's a nice attempt to shake up the standard wearables format. I vote for it.
Here are the two videos that captured my attention. Worth watchng: