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A&norma SR35

Successor to a class leader

Dual/Quad DAC switching mode, enabling users to easily adjust the sound and power output while improving power efficiency
New Generation AMP technology from Astell&Kern effectively eliminates noise at a high-power output to ensure clearest possible, distortion free sound at all times
Boasting 20 hours of continuous playtime for all day use
Ultimate connectivity through Dual Band Wi-Fi (2.4/5GHz) and the latest LDAC and aptX™ HD Bluetooth codecs
33% more power output and a two-step gain mode control to ensure seamless use of sensitive IEMs and hard-to-drive headphones
The SR35 comes with a reimagined, crimson-themed, intuitive user interface featuring a new album artwork search function to allow audio connoisseurs to rediscover the joy of the art form
Roon Ready and MQA Support to natively play and stream Hi-Fi MQA tracks

£799.00

Quantity:

Successor to a class leader

Introducing A&norma SR35 - Successor to the multi-award-winning SR25 MKII, the premium hi-resolution audio device is the first to feature the brand’s own New Generation Amp technology and an interchangeable Quad DAC Mode as well as a brand-new user interface.

Exclusive circuitry that pushes sonic boundaries

Boasting 20 hours of continuous playtime, the SR35 deploys the first Dual/Quad DAC switching mode in the A&norma series, enabling users to easily adjust the sound and power output while improving power efficiency. The brand’s patented TERATON APLHA technology ensures balanced dynamics and class leading resolution throughout listening sessions.

Pocket powerhouse

Elevating the series to new heights of audio excellence, the new SR35 is the first in the A&norma series to be equipped with New Generation AMP technology from Astell&Kern. Featured in the latest high-end A&ultima and A&futura range, the exclusive, in-house amplifier effectively eliminates noise at a high-power output to ensure SR35 listeners experience the clearest possible, distortion free sound at all times. The new amplifier technology built into the SR35 also boasts a two-step gain mode for the ultimate Hi-Fi experience. New gain settings generate a high current output to produce a consistently powerful sound with excellent driver control to ensure seamless use of sensitive IEMs and hard-to-drive headphones.

An interface fitting for listening excellence

Listening excellence For the most seamless of listening experiences, the SR35 comes with a reimagined, crimson-themed, intuitive user interface featuring a new album artwork search function to allow audio connoisseurs to rediscover the joy of the art form.

Ultimate connectivity through Wi-Fi and Bluetooth

Equipped with Dual Band Wi-Fi (2.4/5GHz) to provide strengthened network performance, music in the highest possible quality can be enjoyed through a wide range of streaming and Roon Ready services. The SR35 also brings your other devices up to its level. Music from an external device, such as a smartphone, can now be played back in high quality on the SR35 through a new BT Sink function.

Roon Ready and MQA Support for Hi-Fi Fans

Further new functionality comes with Roon Ready status, plus full MQA 8x decoder support - enabling the SR35 to natively play and stream Hi-Fi MQA tracks. Both additions keep the new model true to the A&norma concept of playing authentic sounds anywhere and at any time.

Included in the box

1x Astell&Kern A&norma SR35 player
1x USB-C to USB-C Cable
3x Screen protectors
1x Quick start guide
1x Warranty Card

General Specifications

Model

SR35

Body Colour

Charcoal Grey

Body Material

Aluminium

Display

3.6-inch HD 720 x 1280 px touch screen

Supported Audio Formats

WAV, FLAC, WMA, MP3, OGG, APE, AAC, ALAC, AIFF, DFF, DSF

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

[Normal] Unbalanced 2.1Vrms │ Balanced 4Vrms (Condition No Load) [High] Unbalanced 3.1Vrms │ Balanced 6Vrms (Condition No Load)

CPU

Quad-core

DAC

Cirus Logic CS43198 x4 (Quad-DAC)

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 (2.5mm, only 4-pole supported / 4.4m, only 5-pole supported)

Wi-Fi

802.11 a/b/g/n/ac (2.4&5GHz)

Bluetooth

V5.0 (A2DP, AVRCP, Qualcomm® aptX™ HD, LDAC)

Dimensions

2.51” (64mm)[W] x 4.26” (108.3mm)[H] x 0.63” (16.1mm)[D]

Weight

about 184g (6.49oz)

Firmware upgrade supported

(OTA)

Operating Temperature

0℃ ~ + 40℃ (32℉~ 104℉)

Audio Performance

Frequency Response

±0.012dB (Condition : 20Hz~20kHz) Unbalanced │ ±0.011dB (Condition : 20Hz~20kHz) Balanced
±0.125dB (Condition : 20Hz~70kHz) Unbalanced │ ±0.126dB (Condition : 20Hz~70kHz) Balanced

S/N

127dB @ 1kHz, Unbalanced
130dB @ 1kHz, Balanced

Crosstalk

-133dB @ 1kHz, Unbalanced
-145dB @ 1kHz, Balanced

THD+N

0.0005% @ 1kHz, Unbalanced
0.0006% @ 1kHz, Balanced

MD SMPTE

0.0002% 800Hz 10kHz (4:1) Unbalanced
0.0002% 800Hz 10kHz (4:1) Balanced

Output Impedance

Unbalanced Out 3.5mm (1.1ohm)
Balanced Out 2.5mm, 4.4mm (2.7ohm)

Clock Source

Clock Jitter

25pS (Typ)

Reference Clock Jitter

70ps

Storage Capacity

Built-in Memory

64GB [NAND]

External Memory

microSD x1 (Max. 1TB)

Battery

Capacity

3,150mAh 3.7V Li-Polymer

Charge Time

about 2.5hours (5V 2A General Charging)

Playback Time

about 20hours (Standard : FLAC, 16bit, 44.1kHz, Normal Gain, Unbalanced, Vol.50, LCD Off, Dual DAC Mode)

Supported OS

Windows 10, 11(32/64bit) MAC OS X 10.7