T - 621 HDMI to HDMI Audio Converter with Toslink Coaxial 3.5mm Audio Output Support HD 1080P The converter allows the HD Source connected to single HD display and adds extra one 3.5 / L R and SPDIF / COAXIAL audio output.It offers solutions for noise, space and security concerns, data center control, information distribution, conference room presentation, school and corporate training.Features:● One HDMI input converted to one HDMI Audio ( SPDIF 3.5 ( L / R ) COAXIAL ) output● Output audio support: SPDIF COAXIAL 3.5 ( L / R ) analog audio output● Input resolution: Up to 1080P ( 50 / 60Hz )● HDMI to achieve the synchronization of audio signal separation● Automatic identification 2.0 CH / 5.1 CH two kinds of audio mode options● LED indication: When source or sink is working, LED relative to is light● No loss of quality, installs in minutes● Need DC 5V / 1A power supply Model: T - 621 Type: Switcher Material: Metal Interface: 3.5mm,HDMI Package weight: 0.298 kg Product size (L x W x H): 7.00 x 6.00 x 2.00 cm / 2.76 x 2.36 x 0.79 inches Package size (L x W x H): 18.00 x 12.50 x 6.40 cm / 7.09 x 4.92 x 2.52 inches Package Contents: 1 x T - 621 HDMI to HDMI Audio Converter, 1 x Power Adapter, 1 x English User Manual