1、Support HDMI4b version, 3D video format, and support video resolution up to 3840x2160/ 30Hz. 2、When the transmitting rate is up to 3Gbps, TMDS clock is 300Mhz, support 8/10/12 bit dark. 3、When the resolution is 1080P and below, the input transmission distance is up to 15m/49.2ft while the output transmission distance up to 25m/82ft with standard AWG26 cable. 4、When the resolution is 4K, the input transmission distance is up to 8m/26.2ft while the output transmission distance up to 8m/26.2ft with standard AWG26 cable. 5、Support single display of multiple high-definition signal sources, suitable for DVD players, satellite receivers, digital projectors, A/V receivers, set-top boxes, etc. 6、Equipped with 5V/2A power adapter, stable performance, optical output supports 1 audio. 7、Support for all HD multi-channel audio modes, including 720p, 1080i, 1080p, and 2160p. It also supports 5mm audio output and SPDIF audio output. 1 x HDMI Switcher1 x Power Supply1 x Remote Controller 1 x User Manual Item Type: SwitcherCondition: 100% brand newColor: BlackMaterial: MetalHDMI Version: HDMI 1.4bHDMI Resolution: 3840x2160/30HzVideo Format: Support 8/10/12bit dark colorAudio Format: Support for DTS-HD/Dolby-TrueHD/DTS/Dolby-AC3/DSDMaximum Transmission Bandwidth: 300MHzMaximum Transmission Rate: 3GbpsInput Cable Length: (1080p Resolution) ≤15m/ 49.2ft, (4K Resolution) ≤8m/ 26.2ft AWG26 HDMI standard cableOutput Cable Length: (1080p Resolution) ≤25m/82ft, (4K Resolution) ≤8m/ 26.2ft AWG26 HDMI standard cableMaximum Working Current: 1000mAPower Adapter: Input: AC (50HZ, 60HZ) 100V-240V; Output: DC5V/2AOperating Temperature Range: -15 ~ + 55 ℃Size: Approx. 180x 71.3x21mm/ 7.1x 2.8x 0.8inWeight: Approx. 323gRemote Control Battery: Button battery CR2025 (NOT included)