ASUS today announced the availability of Xonar U5, a compact USB-powered sound card and headphone amplifier featuring true 5.1-channel surround sound, 192kHz/24-bit high-definition audio, Perfect Voice technology, and dedicated microphone and output volume controls for incredible gaming, music and movie experiences. Xonar U5 comes with Sonic Studio, powerful configuration software that allows complete, fine-tuned control of the audio experience via an elegant and intuitive user interface.

With its easy plug-and-play setup, Xonar U5 is an ideal solution for laptop gamers looking to experience true 5.1-channel surround sound, and for PC gamers who want an incredible audio performance without the hassle of having to open their PC's case to install a sound card.

ASUS today announced the compact Xonar U7 USB external soundcard and headphone amplifier, which offers powerful and clear 114dB SNR audio with USB convenience. It incorporates a headphone amplifier, Dolby Home Theater v4 support, plus dedicated microphone and volume controls.

Xonar U7 serves the needs of PC gamers who want to enjoy strong and clear sound via headphones, and is also ideal for listening to music as it produces much more impactful and detailed audio than onboard hardware. Connecting via USB, it requires no standalone power supply and works instantly setup-free with no need to open the PC case.

Entry by the Republic of Gamers into the dedicated sound product arena brings PC enthusiasts ROG Xonar Phoebus, a high fidelity audio component that directly addresses the needs and concerns of contemporary gamers. The Xonar Phoebus features the exclusive ROG Command technology which reduces up to 50% of ambient noise thus providing authoritative voice quality during online multiplayer gaming sessions. And with its clear 118 dB SNR, and a powerful 600 ohm headphone amplifier, the Xonar Phoebus delivers precise positioning and lifelike immersion audio for a distinctly impactful gaming environment. Its dedicated control box extends convenience and puts more intuitive functions within easy reach for a more ergonomic desktop gaming environment.

The ASUS Xonar U3 is a portable, pocket-sized audio solution that delivers an upgraded audio experience for notebook users. Slightly larger than a standard USB flash drive, the U3 is designed for users looking to turn their notebooks into a personal high fidelity audio center complete with Dolby and GX2.5 support.

The onboard audio solution for most notebooks in the market offers just the bare minimum in sound quality and controls. The Xonar U3 with built-in headphone amplifier is the best solution for those users who use their notebooks as personal entertainment centers. Weighing only 25g and easily fitting in a pocket, the U3 enhances treble and bass while driving high fidelity headphones with impedance up to 150 ohms. Also built-in is Xonar exclusive hyper-grounding technology, which works like a watershed to separate audio signals from noise to provide clean and clear sound. Installation is easy and with multiple pre-set equalizer settings and modes for gaming, music, movies and headphone use, upgrading notebook sound is quick and simple.

In its search for the purest essence of sound, ASUS have broken the boundaries with the newest soundcard on the market, the Xonar Essence ST. This PCI card is the world's first audio card to incorporate precision clock tuning to minimize audio jitter, bringing the user a clearer, crisper listening experience. The Xonar Essence ST card can also be upgraded to 7.1 channel output with the use of the Xonar H6 multi-channel extension board, which will be sold separately in the near future.

The Xonar Essence ST is capable of achieving an industry-leading 124dB SNR (Signal-to-Noise Ratio) in signal clarity and offers a built-in headphone amplifier to obtain the best performance out of any available pair of headphones. Thanks to ASUS' exclusive Hyper-grounding and EMI Shield design, even the most demanding audiophile will be satisfied with the unprecedented sound quality.