The Porodo Soundtec Onyx Sonic Wireless Headphone uses Bluetooth 5.4 and a high-performance JL AC7026 chip for super sound. The 350mAh battery can power the headphones for 18 hours of music with the volume set to 70 percent, or 20 hours of talk time on a single charge. The fast charging via Type-C only takes 2 hours. Equipped with 40mm drivers, it has rich and crystal-clear sound and noise reduction for the best immersive audio experience. The compact design allows for use and carry on the go. TF card playback is available for offline music and some control modes, including a multi-function key, Game Mode, and EQ Mode to further enhance the audio output. At a transmission range of 10 meters, these headphones would be great for giving a little freedom to enjoy music, gaming, or calls. Every day use, games, and on-the-go music time.