U9 | Sound Engineer's Soulmate
Universal 9 Driver Hybrid In-Ear Monitors
- Designed for extreme detail, precision and clarity
- Ultimate studio In-Ear Monitors
- In-built hearing protection Klarity Valve© for all-day listening
Ships next business day
Other Stealth Sonics In-Ear Monitors
Vulcan | Gaming In-Ear Monitors
Starting at $188Learn More
By way of comparison, these are like Ferraris and Beats by Dr Dre are an old broken down jalopy.
Glenn Fricker | Sound Engineer | Spectre Sound Studios
It was the first time that I felt like I could utilise a set of in-ears for mixing and trust them.
Alessandro Cortini | Nine Inch Nails
These are the best fitting in-ears I've had in my entire life. I actually use these to test out albums that has been mastered.
JT Daly | Grammy Nominated Producer
Bass is taut and controlled. From the mid band on up, it really teases out technicalities, details and air. With treble presentation that stays on my good side of bright.
Jude Mansilla | Audiophile | headfi
Stealth Sonics U9 In-Ear Monitors cost significantly less than many competitor products without a compromise in their sound quality, durability or accessories.
Besides boasting ridiculously good sound quality, provides excellent value for money for what you’re getting.
The U9 offer clarity and detail at a very high level, while maintaining smoothness and accuracy in the reproduction of instruments.
Tuned For Extreme Precision
Deep bass response, beautifully transparent mid-range, crystal clear open highs with an immersive soundstage.
Free Your Ears
At only 4 grams per side, experience ultralight comfort with the lightest IEMs ever.
Made By Professionals, For Professionals
Designed with inputs from renowned audio engineers and musicians around the world over many months.
Reduced Ear Fatigue
Listen all day with our proprietary designed in-built pressure relief Klarity Valve©.
Superior Listening Experience
Featuring our widest frequency range, touted as one notable audiophile saying that it will allow the wearer to "hear dolphins serenading canines on the beach." The sound signature is supported by a deep bass response, beautifully transparent mid-range, crystal clear open highs that are powered by four super-high drivers. The U9 delivers an immersive soundstage to round out a truly superior listening experience.
Packed With Technology
At only 4.16 grams a side, the U9 is deceivingly light yet packed with proprietary innovations stemming from Audiology and Aerospace, to allow for the best listening experience, reduced ear fatigue, soft touch comfort, amongst other In-Ear Monitors in the market.Learn More
Made For Professionals
Painstakingly tuned and designed as the ultimate studio monitor with inputs from renowned audio engineers and musicians around the world over many months, the U9 is our flagship model that has been enjoyed and celebrated by the same people who helped craft them.Learn More
Custom Options Available
For those chasing sonic perfection, the U9 is available as the C9 Custom In-Ear Monitors.
Achieve up to -36dB with an absolute seal, translating into the best possible isolation and sound reproduction from our In-Ear Monitors.
Have it your way, however you want it.
About Stealth Sonics
With roots in Pro-Audio, Audiology and Aerospace, our carefully tuned In-Ear Monitors deliver amazing high-resolution audio, superior sound isolation, all-day ultralight comfort and in-built hearing protection for musicians, audio professionals, audiophiles and gamers alike. Designed and Assembled in Singapore, The Lion City.
|Drivers||1x Dynamic Neodymium 9mm High-density Magnetic, 2x Balanced Armature (Mid), 2x Balanced Armature (High), 4x Balanced Armature (Super High)|
|In-Built Hearing Protection||Klarity Valve© for Pressure Relief|
|Isolation||-26dB (-36dB for Customs)|
|Frequency Response||18Hz to 40kHz|
|Impedance||16 Ohms @ 1kHz|
|Weight||4.16 Grams Per Monitor|
The In-Ear is made up of many components that is sourced from various countries such as Denmark, China and USA. The metals and plastics are made in China, the cables are made right here in Singapore. The products are fully assembled, tested and packaged in Singapore.
It is compatible with all devices with a standard audio input (3.5mm audio jack).
Yes it does. Audio staging, or surround sound, is specifically tuned for the Vulcan to provide accurate spatial sound information.
All Stealth Sonics products purchased directly from stealthsonics.com are automatically registered for warranty.
The product serial number is on the warranty card within the product package.
If you are unhappy with your purchase, do write in to firstname.lastname@example.org and we will try our best to resolve your issue. In the event you proceed to request for return, we will accept them and offer a refund on product purchase price (shipping is not included) within 5 days from the day the product was delivered to you.