HIGH FIDELITY WIRELESS AUDIO: Bluetooth transmitter allows TVs to stream high definition stereo sound wirelessly, letting you enjoy your TV with your favorite Bluetooth wireless headphones without disturbing roommates, children, or other family members QUALCOMM aptX LOW LATENCY TECHNOLOGY: Qualcomm aptX Low Latency technology eliminates lip-syncing issues with compatible devices for a high-fidelity, lag-free audio experience with TV and game audio