1.Optical Toslink cable 2.Low cost,low attenuation 3.Easier to install. 4. ... :1.Multimedia Sound System2.Digital Camera,Monitoring System3.Network TV,digital TV,Satellit TV4.3D,4D HD DIGITAL Cinema,Digital Imaging5.TV,internet,communication ... ,safe and environmental friendly5.High transfer speed and high security Digital Audio Toslink cable