Digital Audio Extender: allows digital optical(Toslink) or digital coaxial (S/PDIF) audio signal to be transmitted over Cat 5E/Cat 6 cable. | Experience the highest quality of audio with the following supported formats: Dolby Digital, DTS 5.1, DTS-HD, LPCM | Sampling Rate: Coax(SPDIF), Optical(Toslink) , Up to 96kHz, Max. Distance:500 Foot, Data Transmission Rate:12.8 Mb/s. | Digital Audio Extender transmitted over cat5e/6, so just need to plug in Transmitter unit to be powered.Power input 12VDC with Indicator Red Led. | Extender built in surge suppressor to protect audio equipment against damaging voltage spikes. All products include a 1-year manufacturer warranty and free lifetime technical support. Contact information available on our seller page.

RJ45 Coupler Usage: extender is ideal for extending ethernet connection by connecting 2 short network cables together. | Plug and play, no drivers are required. | Safe and Secure : With nickel plated contacts and easy snap-in retaining clip, the coupler ensure a secure and corrosion free connection. | RJ45 inline jack coupler meets Category 6 performance, compatible with TIA/EIA 568-C.2 standard and RoHS certification. | Female to Female Ethernet coupler jack is compatible with Cat7, Cat6, Cat5e, Cat5 network.

Split one Toslink SPDIF input signal to three Toslink SPDIF signals output stream identical to the input signal simultaneously without loss of quality | Support signal retiming Use optical fiber cable loss less the 0.2dB/m, Output distance is up to 40m | Over-voltage protection can prevent the damage caused by connecting unmatched to the machine No loss of quality Installs in minutes | Supports all digital Toslink SPDIF audio formats including Dolby Digital & DTS 5.1, PCM Stereo 32kHz, 44.1kHz, 48kHz, 96kHz and 192KHz, LPCM; | You will get Digital 2-Way Audio Converter, fiber optic cable, USB cable, manual, 5 star customer service, please contact us by email.

4 Port 3.5mm Stereo Audio Switcher: Bidirectional switching Splitter Audio Sharing active speakers and headphones | Method 1: Connect 4 audios to (IN/OUT)A/B/C/D, use the 4 channel switch knob to get an output; | Method 2: Connect an audio to IN/OUT, select an audio output between (IN/OUT)A/B/C/D; (The output can be switched between speakers and headphones) | 4 channel switch knobs, fully isolated independent circuit, make sure that each signal is not affected by the other three channels. | Plug and play; No External Power Required; Won't affect the sound quality! | Note: Does Not Support Microphone.