A smartwatch is a computerized wristwatch with functionality that goes beyond timekeeping. While early models can perform basic tasks, such as calculations, translations, and game-playing, modern smartwatches are effectively wearable computers. Many run mobile apps, using a mobile operating system.      Some smartwatches function as portable media players, offering playback of FM radio, audio, and video files to the user via a Bluetooth or USB headset. Some models, also called 'watch phones', feature full mobile phone capability, and can make or answer phone calls....

Since 2005,our brother company RFLINK（stock code:834491） is specializing in developing wireless modules,such as wifi,BT,they have 12 years experiences in that erea.At the beginnging of 2016,RFTECH started cooperating with RFLINK and developing our new product bluetooth headphone,after 10 months effort,we finally release our bluetooth headphone M7,M9 and M11,in future,RFLINK will be as our design house for bluetooth headphone,and give us technology support....