Metis is a new type of stereo earphone headset. It can play music, answer phone calls and even has health functions such as heart rate monitoring. It can be worn in a variety of situations, so you can easily match it with your various attire. Whether you are at home or in the office, indoor or out it is readily accessible. The headset is made of a silky soft elastomer, which is comfortable to wear and is hardly noticeable even during prolonged use. Magnetic fasteners are used for cable management. The rotary dial design also makes it very intuitive to operate. Whether you are driving or working out, it is very simple to operate.