Hi-resolution sound Four hi-fi-grade ESS 9018 DACs (in one ESS 9218 DAC) provide lossless audio processing with each DAC devoting its processing power to a subset of the audible frequency range, from lows, mids, highs to ultra-highs. The four signals are then combined, which produces clearer sound with an impressive 127-dB SNR that\'s much higher than any device in the market. As a result, you can hear and place in-game sounds with pinpoint accuracy, letting you precisely judge enemy distance, direction of footsteps, gunshot locations and more. Hear every detail and enjoy crisp, clear sound for a true-to-life audio experience l Hyper Grounding Technology Hyper-Grounding is ROG s exclusive technology, which utilizes a multi-layer PCB and a special layout design to prevent electromagnetic interference, resulting in pure, noise-free audio. Due to this innovative technology, ROG Delta is the world s first gaming headset with RGB lighting that is able to include an ESS Quad DAC and unlock its full potential to provide gamers rich, powerful sound unmatched by other gaming headsets. l Next-Gen Essence driver with airtight chamber, audio signal diversion tech With ROG Delta, the exclusive ASUS Essence drivers have been updated with Audio Signal Diversion technology, giving them a circular wall that helps separate high, low and medium frequency sounds, reducing interference between frequency ranges for purer and clearer audio. Additionally, the drivers feature a wide frequency response of 20-40k Hz to provide incredibly strong bass and optimized gaming sound, so you ll hear every detail while enjoying an all-around immersive acoustic experience l Rainbow circular RGB lighting Show your style with customizable Aura RGB lighting. ROG Delta leaves single-color lighting behind as the world s first gaming headset to feature rainbow circular RGB lighting. This captivating effect features seven independent lighting zones with dazzling multicolor cycling displays. Choose from over 16.