Enter the Huawei Talkband B6: a fitness tracker-come-headset for those who take and make calls on the go. Read on to find out what it has to offer, and what your other options are when it comes to calling with wearables. Huawei Talkband B6 on test The Huawei Talkband B6 (£129) is an interesting little device that acts as both a fitness tracker and a headset. You can pop the screen out of its...