ULTRASONE / NAOS

ULTRASONE's first compact and lightweight headphone amplifier with built-in DAC, ""NAOS,"" covers high-resolution data of 192kHz/24bit and comes with four different types of digital cables with different terminal types. It is effective when connected to various devices such as PCs, tablets, and smartphones.

＜Features＞
■Portable headphone amplifier
■Ultra-compact and lightweight, measuring 46 x 18 x 6 mm and weighing 6 g.
■Rugged aluminum body.
■Includes 4 cables: USB Type C, USB MicroB, USB Type A, and Lightning.
■Bus-powered, so you can connect smartly without charging.
■Compatible with USB Audio Class2, and supports digital files up to 192 kHz/24 bit.
■Volume control is OS-dependent.
■Warranty period: 2 years (user registration required)
■Country of manufacture: China

■Compatible models
■Windows 7, 8,10, Mac OS 10.6.5 or later, iOS 7 or later, Android OS 4 or later

＜Notes＞
(※) Driver installation is required for Windows (excluding Windows 10 Creators Update).
(※) Android OS requires OTG (USB On-The-Go) function and USB Audio Class 2.0 support. Compatibility with all Android devices is not guaranteed.
(※) The volume of the product depends on the volume settings of the OS. After connection, the volume may be turned up, so be sure to set the volume to minimum before playing.
(※) DSD signals are not supported. Do not attempt to play it forcibly, as it may cause serious damage to the device and your hearing.
(※) *Apple is not involved in the operation of this product or its compliance with safety standards. In addition, wireless performance may be affected when using this product with an iPod, iPhone, or iPad.
＜Specifications＞
■Type: Bus-powered D/A converter headphone amplifier
■Input terminal: USB MicroB
■Output terminal: 3.5 mm stereo mini jack
■S/N ratio: 110 dB at 3.3 V power supply
■Driving capacity: 16-300 Ω
■Frequency response: 10-30,000Hz
■Output impedance: 0.73 Ω
■Maximum output voltage: 2.6 Vp-p
■Maximum output current: 52.7 mA (10Ω/1kHz)
■Supported file formats: PCM 44.1-192 kHz / 16-24 bit
■Dimensions: 46×18×6 mm
■Weight: 6g (excluding cable)
■Accessories: 9.5cm Lightning-USB Type Micro B cable, 9.5cm UCB Type C-USB Type Micro B cable, 9.5cm USB Type Micro B-USB Type Micro B cable, 9.5cm USB Type A-USB Type Micro B cable, special pouch

Warranty period: 2 years (user registration required)

Country of manufacture: China