Astell & Kern Activo P1 Digital Audio Player

ACTIVO P1

Slim. Simple. Superior

ACTIVO experiences that will connect you to music in a whole new way.

We put effort into developing products with excellent portability and expanded usability for music enthusiasts to listen to and enjoy music anywhere and at any time.

From design to performance, P1 offers new experiences and values.

• Premium Sound (tuned by Astell&Kern)
• Bit Perfect Lossless Music Streaming Support
• Compact design that allows one-hand controls
• Fast and Seamless System Performance with an Octa-core Processor
• Amazing battery efficiency with 20 hours of non-stop playback
• Dual-band Wi-Fi support for a seamless wireless environment

Iconic & Comfortable Design

P1 comes with an iconic design for simple and intuitive sound experiences. The compact palm size of P1 allows for great portability and usability and emphasizes the beauty of simplicity.

Blocks

The design uses a combination of aluminum and polycarbonate to create a smooth curve for a comfortable grip.
The easy-to-grip aluminum body and powerful audio performance module parts are divided into blocks to maximize contrast.

Tactile Control

The buttons on either side of the player are shaped so that users can tell the difference between each button by touch alone.  Three keys (play/pause, next, and previous) are combined to allow users to easily control the device while focusing on the display.

POWERED BY Astell&Kern TERATON ALPHA

Astell&Kern, a pioneering brand in the Hi-Fi audio market, presents its expertise in audio technology with the unique TERATON ALPHA sound solution, which is used in the ACTIVO P1. Experience the premium sound of ACTIVO P1. Enjoy the beautifully balanced audio experience.

Fast and Seamless System Performance with an Octa-core Processor

The octa-core processor offers high-quality sound performance at a fast and seamless system speed.

Precision DAC and AMP Design for Premium Sound

ACTIVO P1 features the ESS ES9219Q SABRE Dual-DAC. The dual-DAC structure creates a perfectly balanced circuit to deliver vivid sounds that are true to the original. The P1 also has AMP circuit, which doesn't use the AMP function built into the DAC. The TERATON ALPHA AMP ensures sound clarity and broad spatial resonance with its design technology. With it, you can catch the faintest sounds of instruments you could not hear before.

Simple & Solid UI

The UI design of P1 consists of triangles, circles, and squares. These basic elements are placed harmoniously throughout its UI, creating a beautiful design with a solid style.

Easy on Interface

The simple and intuitive user interface provides a familiar and friendly experience that even first-time DAP users can easily control. Physical buttons on both sides of the player allow easy control of the P1 while inside a pocket.

Even More Joy, Dive on Music

ACTIVO P1 supports 3rd party music streaming apps so that you can enjoy even more music. You can now listen to your choice of music anywhere and at any time or create your own music library and playlists using popular music streaming services. streaming apps that provide lossless music playback, such as Apple Music, Tidal, Qobuz and more. *Bit-perfect Playback transmits audio files to audio devices without changing bit depth, sample rate, or the number of channels.

PLUG & PLAY

ACTIVO P1 provides diverse options for DAC mode and a seamless environment to enjoy music.

• Connect ACTIVO P1 to use it as an external DAC.
• Easily check the sample rate and DSD/PCM information of the music being played.
• Set the DAC filter to your preference to enjoy music that is to your liking.
• Use the battery more efficiently with the on/off charging options.

Digital Audio Remaster Technology for Even More Vivid Original Sound

The P1 is equipped with digital audio remaster (DAR) technology. DAR technology is developed to upsample the sample rate of the sound source being played to go beyond the limits of the source format. The high sample rate allows more refined play and offers delicate and analog-like original sound, helping you to enjoy the richness of the original sound, subtle differences in the nuance of the music and rich sounds at a higher level.

Create your perfect sound

Adjust the frequency characteristics to fit your preference and environment for the best sound experience. The parametric equalizer options in the P1 separates frequency ranges into 20 bands, and Gain is adjustable by 0.01dB increments for precise and accurate control. Users can also control the Q value to set the precise frequency range they like. Control a maximum of 20 different EQ bands to create your very own sound.

Technical Specifications

• General Specifications
  
  • Model Name: P1
  • Body Color: Whisper White
  • Body Material: Aluminum, Polycarbonate
  • Display: 4.1inch 720 x 1280 touch screen
  • Supported Audio Formats: WAV, FLAC, WMA, MP3, OGG, APE, AAC, ALAC, AIFF, DFF, DSF, MQA
  • Sample rate: PCM : 8kHz ~ 384kHz (8/16/24/32bits per Sample)
    DSD Native: DSD64(1bit 2.8MHz), Stereo / DSD128(1bit 5.6MHz), Stereo / DSD256(1bit 11.2MHz), Stereo
  • Output Level: Unbalanced 2Vrms │ Balanced 4.2Vrms (Condition No Load)
  • CPU: Octa - core
  • DAC: ESS ES9219Q x2
  • Decoding: Support up to 32bit / 384kHz Bit to Bit playback
  • Input: USB Type - C input (for charging & PC & MAC)
  • Outputs:
    • Unbalanced Out (3.5mm),
    • Balanced Out (4.4m, only 5-pole supported)
  • Wi-Fi: 802.11 a/b/g/n/ac (2.4/5GHz)
  • Bluetooth: V5.3 (A2DP, AVRCP, Qualcomm®aptX™ HD, LDAC, LHDC,AAC, SBC)
  • Dimensions: 2.44” (62mm)[W] x4.69” (119.2mm)[H] x 0.67” (17.2mm)[D]
  • Weight: About 5.46oz (155g)
  • Feature Enhancements: Firmware upgrade supported (OTA)
  • Operating Temperature: 0°C~ + 40°C(32°F~104°F)
  • SAR: Body 10g[W/Kg] – WLAN 2.4GHz: 0.216 / WLAN 5.8GHz: 0.155
• Audio Specifications
  
  • Frequency Response
    • ±0.013dB (Condition : 20Hz~20kHz) Unbalanced │±0.013dB (Condition : 20Hz~20kHz) Balanced
    • ±0.024dB (Condition : 20Hz~70kHz) Unbalanced │±0.022dB (Condition : 20Hz~70kHz) Balanced
  • S/N: 120dB @ 1kHz, Unbalanced / 121dB @ 1kHz, Balanced
  • Crosstalk: -139dB @ 1kHz, Unbalanced / -140dB @ 1kHz, Balanced
  • THD+N: 0.0006% @ 1kHz, Unbalanced / 0.0007% @ 1kHz, Balanced
  • IMD SMPTE: 0.0002%, Unbalanced / 0.0003%, Balanced, 800Hz 10kHz (4:1)
  • Output Impedance: 3.5mm (1ohm), 4.4mm (2ohm)
• Clock Source
  
  • Clock Jitter: 25ps (Typ)
  • Reference Clock Jitter: 70ps
• Storage Capacity
  
  • Built-in Memory: 64GB [NAND]
  • External Memory: microSD x1 (Max. 1.5TB)
• Battery
  
  • Capacity: 2,700mAh 3.8V Li-Polymer
  • Charge Time: about 1.5hours (PD3.0 Charging)
  • Playback Time: about 20hours (Standard : FLAC, 16bit, 44.1kHz, Vol.50, LCD Off)
• Supported OS
  
  • Supported OS: Windows 8,10,11(32/64bit) MAC OS X 10.7