Alead Nolan TRX HDM2 Wireless Home HD MultiLinks Stereo Audio Transmitter and Receiver (A2DP), Long range, digital audio Optical, SPDIF. For TV, home theater, iPad, Bluetooth speakers, headphones The 2nd generation of TRX_HDM provided Long range, Low latency, Clarity sound, HD digital audio optical, Toslink, S/PDIF input/output and multiple links. Expand your TV, home theater systems to transmit or receive HD music/audio wirelessly. Dual functions stereo music/audio transmitter or receiver selection to stream or receive music wirelessly between TV, home theater systems, Amazon Fire TV, Apple TV, blu-ray player, cable/sat box, iPad, iPhone, iPod, Galaxy, Android, MP3, Bluetooth stereo headphones, speakers, soundbars, receivers and stereo audio devices via A2DP profile The Optical (Toslink), Coaxial(S/PDIF) digital audio for both audio input and output provide the HD clarity superior sound quality. The Audio Pass Through providing additional audio output from input audio signal to other devices. With multiple links supporting connect upto two Bluetooth devices at a time to enjoy music sharing with multiple devices at same time. Advance touch sensor control providing user friendly operation by finger touch The long range RF coverage with freely up to 50 meters (165 feet) to cover most your house and backyard area with comfortable music, audio reception. Easy using, simple to pair (pair code 0000) with other Bluetooth device. With visual working mode LED indicating lighting. The low latency audio delay to minimize lip-sync and audio lag.* Users can use two sets of TRX HDM2 to become a completed transmitter and receiver set of low latency solution.