2025 Bluetooth 5.4 Technology: A97 Bluetooth wireless earbuds are equipped with Bluetooth 5.4 chips. This makes pairing to devices seamless with reduced latency and increased battery life, enabling and reducing sound latency and providing a more stable connection(15m), faster pairing, and universal compatibility. Experience perfect sound quality during leisure, listening to music, exercising, commuting, or using these running Wireless headphones to answer phone calls. Hi-Fi Deep Bass Stereo, ENC Noise Canceling: Our Bluetooth ear buds with 13 mm vibrating diaphragm and AAC/SBC audio coding technology, resulting in sufficiently strong bass. You can get power and enjoy pleasure through the pleasant sound emitted by the A97 sports earphones, creating an actual audio feast for ears. The noise cancelling earbuds' microphone is very good at reducing moderate wind noise, keeping your voice clear to callers thanks to the ENC noise canceling feature.