Video Output Support: 1080P/1080i/720p/576p/576i/480p/480i Support video color format: 24bit deep color 30bit,36bit Audio output: L/R+SPDIF Max bandwidth: 225MHz Max baud rate: 6.75Gbps Input/Output TMDS signal: 0.5~1.5Volts p-p(TTL) Input/Output TMDS signal: 0.5~1.5Volts p-p(TTL) Input cable distance: 15m AWG26 HDMI standard cable Output cable distance: 20m AWG26 HDMI standard cable Power Supply: DC 5V (Need DC5V/ 1A power input, We only offer a Power USB cable) Max working current: 500mA Power adapter format: Input: AC(50/60Hz)100V-240V; Output: DC5V/1A Operating Temperature range: (-15 to +55°C) Operating Humidity range: 5 to 90%RH(No Condensation) Dimension(LXWXH): 84.5 x 61.8 x 21(mm) Highlights: Just plug and play, no need to install drivers, portable and flexible Allows the HD Source connected to single HD Display and adds extra one L+R and SPDIF audio out port Can be connected to the stereo audio output for SPDIF function Specifications: One HDMI input convert to one HDMI + Audio (SPDIF + R/L) output One audio support: SPDIF + R/L analog Audio Output HDMI to achieve the synchronization of audio signal separation. There are PASS / 2.0CH / 5.1CH there kinds of audio mode options LED indication: When source of sink is working, LED relative to is light Supports TV and various Blu-ray player Input Resolution: Up to 2160P Need DC5V / 1A power input (We only offer a Power USB cable) What is in the box 1 x HDMI Converter 1 x USB Power Cable 1 x User Manual Note: Pls note that we only offer a Power USB cable The item must need to use the 5V 1A DC adapter (which not included) to connect How to use: Use one HDMI cable to connect the HD Source with the input HDMI port Connect the converter HDMI output port with the HD Display Use one audio cable to connect the converter R/L port with the audio equipment Use the optical cable to connect the SPDIF port with the audio equipment Connect the converter with 5V DC power adaptor Q&A Non power connected 1.Check if the power adaptor head is truly and correctly inserted the power socket 2.Check the power switch if it is in on status No picture 1.Pls make sure that the TV is on and has been connected with the machine 2. Check if the singal source is on and well connected 3. Check the system connection quality 4. Check if the line is all good quality 5. Check the cable quality Obscure Picture 1.To try again to connect the cable to be free from the unsuccessful connection 2.Check HDMI Cable Quality No Sound Pls confirm the setting position of audio mode switch