It enables Bluetooth connectivity where it was previously unavailable, such as with televisions or HiFi systems. Enjoy simultaneous music playback on two Bluetooth headphones. APTX technology ensures higher audio quality despite limited bandwidth. This device allows for wireless music playback from a HiFi system, television, or radio tuner to two Bluetooth devices, such as headphones or speakers, at the same time. It transforms any common audio playback device, including HiFi systems, televisions, and MP3 players, into a Bluetooth transmitter. It can be connected to any Bluetooth-enabled device, including headphones, speakers, and receivers. The audio input is via the included 3.5 mm jack cable, and an adapter to RCA is possible. The automatic pairing feature facilitates convenient operation and quick readiness for use. Power can be supplied via USB, for example, directly to the television or through a separate power adapter. It offers a range of up to 10 meters in line of sight.