The Monoprice™ Bluetooth® 5 Transmitter and Receiver allows you to turn any device into a Bluetooth-enabled one. It uses Bluetooth version 5 and features the Qualcomm® aptX™ Audio and Qualcomm® aptX™ Low Latency Audio codecs for crystal clear streaming and perfect synchronization. This single adapter can be used as a receiver for streaming from your mobile device or as a transmitter, allowing you to stream audio from your television or Blu-ray Disc™ player to a Bluetooth speaker. It can pair with up to two devices at the same time and features both 3.5mm stereo analog and digital optical S/PDIF connections for greater flexibility. The built-in rechargeable battery can deliver up to 15 hours of audio playback.