Unleash Freedom with an extended battery capacity that allows for longer usage without interruptions. Experience a -fast connection with less than 12ms latency for seamless audio transmission. Enjoy a wireless range of 30 meters outdoors and 15 meters through walls, providing flexibility in usage. from extended with 5.5 hours for the transmitter and 6.5 hours for the receiver. Achieve stereo sound brilliance with 2.4GHz fidelity for an immersive listening experience. This product is designed for those who value freedom and quality in their audio experience. With the ability to connect up to 6 sets simultaneously, it offers multi-device excellence, making it perfect for environments. The streamlined control allows for easy management of audio sources, ensuring you can enjoy your favorite sounds without hassle. Color: Black Material: ABS Package Contents: 1*Transmitter 1*Receiver Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.