Aluratek's Universal Bluetooth Audio Receiver and Transmitter with Bluetooth 5 is the one and only adapter you will need to add Bluetooth streaming functionality to your home entertainment system or transmit music to your Bluetooth headphones and speakers. ABC53F features the latest is Bluetooth technology with Bluetooth 5 which will allow you to stream up to 300 feet (100 m). That's 2x the speed and 4x the range than Bluetooth 4.0! The dual receiver - transmitter features aptX Low Latency technology which eliminates audio delay with videos, movies and gaming. Enjoy wireless audio receiving and transmitting up to 13 hours on a full charge with the built-in rechargeable battery. ABC53F can stream to two headphones simultaneously in transmitter mode.