DGHUMEN 8K 48Gbps Ultra High Speed HDMI Cable Simple and safe in-wall design The diameter of this product connector is only 18mm, and the wire is only 4.6mm. It is convenient for you to be very smooth at home ceiling or pipeline wiring at home. It is not easy to be squeezed and does not take up too much space. Wire diameter: 4.6mm Maximum connecting diameter: 150mm Minimum connector diameter: 9.1 mm CMP Fireproof material Unlike other common products, this product is made of PVC material and has added fuel barrier to effectively prevent burning, etc. It has reached CMP(Communications plenum cable) fire rating and is good for ceiling or pipe wiring. Plenum Rated Cable (CMP) Fiber Optic, Less Signal Loss Temperature resistance 200° Does not burn easily Almost no smoke when burning HDMI Version HDMI 2.1 UL Rated Plenum Rated (CMP) Bandwidth 48Gbps Resolution 8K/60Hz(7680*4320),4K/120Hz(3840*2160) Audio Support for eARC, Atoms, DTS Master HDR Dynamic HDR, Static HDR Compatible Devices Compatible for PlayStation 5, Laptop, TV, Xbox, DVD Player, PC, Projector, PS4, Soundbar etc. Length 30ft 50ft 65ft 100ft 8K HD Vision Gives you a clearer view as if you were close at hand 68 Times Better 12bit high color depthMore delicate and naturalCloser to the real color effectRecommended for professional video or image processors Dynamic HDR With Dynamic HDR features to make you more immersive 4 glass fiber optic fibers Unlike ordinary HDMI cables, we are fiber optic transmission, within 150M signal will not be attenuated. Support for e-ARC You can enjoy the music similar to symphony at home. HDMI 2.1 48Gbps HDMI 2.1 transfer speeds are 2.6x faster than HDMI 2.0, allowing you to transfer more content faster and faster. DGHUMEN Plenum Rated HDMI Cable(CMP)