Tracking your fitness is the best way to stay fit in. But how would you track it? This is where Soulfit’s “Sonic V08” comes in the game. Allow me to enlighten you with this “Sonic V08” thing.. So it’s a bluetooth earpiece smartwatch fitness band basically all in one. Sonic V08 is a Fitness band which also happens to be a smart watch and with a detachable display it also becomes a bluetooth ear piece. It can track your heart rate, blood pressure and give you live update of it. It also tells you the number of calories you burned. Stay Fit with Soulfit.