Featuring Knowles balanced armatures, built on exclusive DSP audio algorithms, the Sirius Pro wireless earbuds deliver an immersive, crisp sound experience through Bluetooth 5.2 True Wireless Stereo. They have in-ear detection, 65ms latency, 3D surround sound, IPX 5, and custom EQs for music, gaming, and movies. Features Built for long time using, the Sirius Pro’s have enough rocket fuel to power your audio for 16 hours. The charging case is made from a zinc alloy material that makes it resistant to scratches and durable enough to take anywhere. Each cyberpunk inspired charging case is equipped with six RGB LED lights so you can personalize your case to match your style. Environmental Noise Cancellation cuts out unwanted background noise while strengthening sounds from human voices.