For corporate buyers seeking a quality audio device, the VolkanoX H400 Hybrid Active Noise Cancellation Headphones offer a clear listening experience by reducing external sounds, suitable for focused work or relaxed audio enjoyment. Hybrid Active Noise Cancellation reduces outside noise by 25dB /- 3dB for clear audio. Offers up to 60 hours of playback (ANC off, 50% volume) from its 400mAh battery and charges via USB Type-C. Connects wirelessly with Bluetooth V5.4 or through an AUX cable for versatile use. These VolkanoX H400 Hybrid Active Noise Cancellation Headphones weigh 765g and measure L:22cm x W:7cm x H:23cm. These headphones are an excellent choice for general promotional giveaways or corporate gifts, offering a quality user experience.