With a 33' range.
Two Device Adapter Wireless Earbuds/Headphone Aux Travel Adapter - Two Device Adapter Charges using included USB-C cord, a full charge provides up to 20 hours of power. Unlike using corded earbuds or headphones, it allows you to enjoy your favorite music, movie, or podcast without having to fumble with wires. About the size of a thumb drive, this is the device that wirelessly streams audio from a tablet, TV, or smartphone to your preferred earbuds or headphones.