User Manual for Ultrasone NAOS Portable High-Definition DAC and Headphone Amplifier Click to enlarge the picture
Contents of the user manual for the Ultrasone NAOS Portable High-Definition DAC and
- Product category: DACs Ultrasone
- Brand: Ultrasone
- Description and content of package
- Technical information and basic settings
- Frequently asked questions – FAQ
- Troubleshooting (does not switch on, does not respond, error message, what do I do if...)
- Authorized service for Ultrasone DACs
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User manual for the Ultrasone NAOS Portable High-Definition DAC and contain basic instructions
that need to be followed during installation and operation.
Before starting your appliance, the user manual should be read through carefully.
Follow all the safety instructions and warnings, and be guided by the given recommendations.
User manual is an integral part of any Ultrasone product,
and if it is sold or transferred, they should be handed over jointly with the product.
Following the instructions for use is an essential prerequisite for protecting
health and property during use, as well as recognition of liability on the part of the manufacturer
for possible defects should you make a warranty claim. Download an official Ultrasone user manual in which you will find instructions on how to install, use, maintain and service your product.
And do not forget – unsuitable use of a Ultrasone product will considerably shorten its lifespan!
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Product description Weighing as much as a credit card (at 0.2 oz), the compact Ultrasone NAOS combines a high-definition DAC with a built-in headphone amplifier to provide mobile music enthusiasts with a high-fidelity listening experience while on the go. Designed for listening to MP3 files, uncompressed CD-quality files, and high-resolution streaming services on smartphones, tablets, or computers, it delivers studio-quality audio at resolutions up to 192 kHz / 24-bit, with a 10 Hz to 30 kHz extended frequency response.NAOS' built-in amplifier features a 3.5mm jack output and is optimized for operation with a wide range of headphones and active speakers. It can also be used upstream from a power amplifier. The unit comes with a set of four adapter cables for micro-USB, USB Type-A, USB Type-C, and Lightning connectors. The cables also serve to provide bus power from the player.NAOS and the cables can be stored together in the included carrying case, ensuring that your converter and accessories remain safe and close at hand when traveling. -
- High-definition D/A conversion on the go—combines a high-quality D/A converter with a headphone amplifier
- Listen to MP3 files, uncompressed CD-quality files, and high-resolution streaming services on smartphone, tablet, or computer, at audio resolutions up to 192 kHz / 24-bit
- High-performance amplifier optimized for operation with a wide range of headphones, active speakers, or upstream from a power amplifier
- Frequency response from 10 Hz to 30 kHz
- Lightweight (at 0.2 oz / 6g) and compact design—weights as much as a credit card
- Compatible with iOS, Mac, Android (USB OTG function), and Windows (driver installation required)
- Comes with adapter cables for devices equipped with micro-USB, USB Type-A, USB Type-C, and Lightning connectors
- Bus-powered by player via adapter cable
- Includes a carrying case for DAC and adapter cables
In the Box Ultrasone NAOS Portable High-Definition DAC and Headphone Amplifier Micro-USB Adapter Cable USB Type-A Adapter Cable USB Type-C Adapter Cable Lightning Adapter Cable Carrying Case Limited 2-Year Warranty Table of Contents
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Technical parametersUltrasone NAOS Specs | Sampling Resolution | Up to 192 kHz / 24-bit | | DAC | AKM AK4430 | | Frequency Response | 10 Hz to 30 kHz | | Compatibility | Smartphone (iOS, Android)
Tablet, notebook/computer (Mac, Windows)
Headphones: 16 to 300 Ohms impedance | | Output | 1/8" / 3.5 mm, TRS mini-jack | | Output Power | >90 mW (16 Ohms / 3.3 V input voltage)
>200 mW (16 Ohms / 5 V input voltage)
>40 mW (32 Ohms / 3.3 V input voltage)
>100 mW (32 Ohms / 5 V input voltage) | | THD + N | <0.01% at 1 kHz | | Output Impedance | 0.73 Ohms | | Max Output Voltage | 2.6 Vp-p | | Max Output Current | 52.7 mA (16 Ohms/1 kHz) | | Power | Bus-powered | | Dimensions | 1.8 x 0.7 x 0.2" / 46 x 18 x 6 mm | | Weight | 0.2 oz / 6.0 g | | | | Package Weight | 0.18 lb | | Box Dimensions (LxWxH) | 6.85 x 3.65 x 1.0" |
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