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Style your Music with Sony’s Hi-Res Personal Audio Range

Press release   •   Sep 02, 2015 16:45 CEST

With its new personal audio range, Sony reignites the fire in its audio line-up, bringing you stylish “h.ear (pronounced hear) headphones and Walkman® with a distinct finish in a vast array of colours that let your match your own style. Revel in your music like never before as Hi-Res Audio brings your favourite tunes closer than ever to the true sound as the artist originally intended. This combination of quality and design elevate both Sony’s new “h.ear on”headband type headphones, “h.ear in NC” Digital Noise Cancelling in-ear headphonesand Walkman NW-A25HN/NW-A27HN to become a true statement of musical style and personality.

Live your style

Whether you portray laid-back elegance or radiant cheerfulness, Sony’s sleek h.ear series and Walkman NW-A25HN/NW-A27HN range are available in deep shades ranging from viridian blue, cinnabar red, charcoal black, lime yellow to bordeaux pink for every type of personality. Focusing on the beauty of simplicity, the headphones feature a single-shape design that emphasise their glossy brilliance. It is this simple expression of style that make these devices not only great sounding devices, but a true expression of character that will cause heads to turn.

“h.ear on” Headphones

Sony’s “h.ear on” headband typeheadphones ooze style as they combine a bold single finish design with a comfortable fit. Hi-Res Audio compatibility and accurate bass responses are complemented by the 40mm HD driver unit that reproduces sounds of up to 60 kHz, while lightweight CCAW voice coils yield high-linearity responses in high-pitched sounds. Aiming to provide the best sound experience, the diaphragms have been titanium-coated to minimize unwanted vibrations resulting in crystal clear sound. This is the ultimate listening experience. Should you want to take you headphones on the move with you, their foldable mechanism and a detachable, cross-talk reducing cable in matching colour allow for the “h.ear on to be securely packed in the handy supplied carrying pouch.

“h.ear in NC” In-ear Headphones

Sony’s “h.ear in NC” is a great example of Sony’s focus on functional design and iconic aesthetics. Thanks to Sony’s newly developed 9mm high sensitivity driver unit, the slim and compact in-ear headphones can reproduce frequencies of up to 40 kHz delivering the sweetest, clearest Hi-Res Audio sounds.

To ensure an immersive musical experience even in the noisiest of places, these compact in-ear headphones feature battery-powered,state of the art dual noise sensor technology - and the Automatic AI NoiseCancelling technologies that filter out any unwanted noise for up to 16 hours, making them the world’s first[1]digital noise cancelling Hi-Res Audio compatible in-ear headphones. Should the built-in lithium-ion battery run out of juice you can easily recharge it via microUSB while you continue your sonic adventures – noise cancelling included.

Walkman NW-A25HN/NW-A27HN 

Carrying on the standard set by the Walkman NWZ-A15, new Walkman NW-A25HN/NW-A27HN features everything you have come to expect from a Hi-Res Audio powerhouse plus even more. With the dedicated Hi-Res Audio compatible Digital Noise Cancelling headphones made for the Hi-Res Walkman, it means you are left to enjoy your music away from the distractions of the outside. With advancements to Sony’s S-Master HX™ full digital amplifier, music is played with more delicate and dynamic sound than ever before. Meanwhile, Sony’s unique upscaling technology DSEE HX™ enhances compressed music files like MP3s making them near-Hi-Res Audio quality.

High quality wireless listening is also enabled via LDAC, a new audio technology from Sony that allows you to enjoy high quality wireless audio via Bluetooth®. With 3x more data transmitted[2], LDAC provides an enhanced wireless listening experience for all your music.

Two capacities are available, 16GB (NW-A25HN) and 64GB (NW-A27HN) and with an added microSD card slot for expanded memory it allows you to enjoy even more of your favourite tunes and extensive Hi-Res Audio libraries. With a 50 hour[3] battery life you can carry on listening without needing to top up with extra charge.

Sony’s new range of h.ear headphones and Walkman NW-A25HN/NW-A27HN will be available in Europe from October.

– Ends –

Selected technical specifications

Model name h.ear on
Type Closed, dynamic (circum-aural)
Driver unit 40 mm, dome type (CCAW Voice Coil)
Sensitivity 103 dB/mW
Frequency response 5 Hz ~ 60,000 Hz
Impedance 24 Ω at 1 kHz
Power handling capacity 1,500 mW (IEC*)
Plug L-shaped gold-plated 4-pole
mini plug
Weight(exclude cable) Approx. 220 g without cable
Supplied accessories Headphone cable (inline remote and microphone, approx. 1.2 m (47 1/4 in), L-shaped gold-plated 4-pole mini plug) (1)
Carrying pouch (1)
* IEC = International Electrotechnical Commission
Model name h.ear in NC
Type Dynamic, closed
Driver unit 9 mm, dome type (CCAW adopted)
Sensitivity 103 dB/mW (when the power is on)
100 dB/mW (when the power is off)
Frequency response 5 Hz ~ 40,000 Hz
Impedance 32 Ω at 1 kHz (when the power is on)
17 Ω at 1 kHz (when the power is off)
Maximum input 150 mW
Power source DC 3.7 V (Built-in lithium-ion rechargeable battery)
DC 5 V (When charged using USB)
Charging time Approx. 2.5 hours
Usage hours Max. 16 hours
About 10 hours of continuous communications is possible after 1 hour charging.
Weight(exclude cable) Approx. 27g(Headphones: 5.1 g, Control box: 5.4 g, Battery box: 16.3 g)
Headphone cable Approx. 1.5 m, OFC Litz wire, Y-type
(include control box and battery box)
Plug L-shaped gold-plated 4-pole mini plug
Supplied accessories Micro USB cable (approx. 1.0 m)
Plug adaptor for in-flight use
Earbuds(SS/S/M/L x 2)
Carrying pouch
Model name Walkman NW-A25HN/ NW-A27HN
Available colours Charcoal Black/ Viridian Blue/ Bordeaux Pink/ Cinnabar Red/ Lime Yellow
Internal memory 16GB / 64GB
External memory microSD
Display size/ Resolution 2.2 inch, TFT colour LCD, QVGA(320×240)
Compatible formats Music:FLAC/Apple Lossless(ALAC)/MP3/AAC*1/HE-AAC/WMA*2/Linear PCM(WAV)/AIFF *1: Copyright protected AAC-LC files cannot be played back. *2: Copyright protected WMA files cannot be played back.
Movie:MPEG-4/AVC(H.264/AVC)/Windows Media Video 9
Sound Effects S-Master HX/DSEE HX/Clear Audio+/Clear Bass/Equalizer/VPT(surround)/Dynamic Normalizer/
Noise cancelling system Full-auto AINC, Bus/Train, Airplane, Office
Battery life MP350H*3 *3: MP3 128kbps, when Bluetooth OFF
Hi-Res Audio30H*4 *4: FLAC 192kHz/24bit, when Bluetooth OFF
Bluetooth Bluetooth® Ver 3 Profile A2DP/AVRCP/OPP Codec LDAC / aptX / SBC
FM radio 87.5~108.0MHz
Other functions Display Lyrics, Sense Me TM Channels
Dimension (projecting parts not included) 43.6 x 109 x 8.7mm
Weight 66g
Included accessory ・USB cable ・Headphones ・Earbuds

・Clip (for Headphones)

Note: microSD card is not supplied

[1]as of August 2015. According to research by Sony Corporation. In digital noise cancelling in-ear headphones market

[2]*Bluetooth® A2DP, SBC(328kbps,44.1kHz

[3]Extended battery life of 30 hours(Hi-Res Audio playback*1) or 50 hours (MP3 audio playback*2)

Sony Corporation is a leading manufacturer of audio, video, game, communications, key device and information technology products for the consumer and professional markets. With its music, pictures, computer entertainment and online businesses, Sony is uniquely positioned to be the leading electronics and entertainment company in the world. Sony recorded consolidated annual sales of approximately $68 billion for the fiscal year ended March 31, 2015. Sony Global Web Site: