Technics EAH-A1000 / Sony WH-CH720N

Technics EAH-A1000: EAH-A1000-K · black (also in -S Platinum Greige)

Sony WH-CH720N: WH-CH720N closed over-ear wireless headphones; black, white, blue and pink. The WH-CH710N (previous generation), WH-CH520 (no ANC) and the WH-1000X series are separate models.

SpecificationTechnics EAH-A1000Sony WH-CH720N
Release year20262023
Announcement and saleAnnounced 30 September 2026; Japan sale planned for 19 November 2026

The manufacturer says the Japan date may slip because of social conditions or supply; monthly production is stated as 2,000 units.

Technics		—
Model codeEAH-A1000

Listed by Panasonic as wireless stereo headphones.

Technics		—
Colors-S Platinum Greige, -K Black

Model code suffixes; the image shows the black (-K) version.

Technics		—
TypeWireless over-ear stereo headphones Technics—
Driver40 mm magnetic fluid driver; carbon fiber diaphragm

Technics also lists an SST edge and a flat baffle structure.

Technics		—
Acoustic designSST (Symmetrical Surround Technology) edge; flat baffle structure

Technics says the SST edge comes from its SB-R1 flagship speaker.

Technics		—
Noise cancellingFull adaptive digital hybrid active noise cancelling

Adjusts automatically to surroundings and fit.

Technics		Active noise cancelling with Integrated Processor V1 and Dual Noise Sensor; Ambient Sound mode

Microphones inside and outside each cup sample noise to generate an inverse signal; Ambient Sound mode lets you hear surroundings without removing the headphones.

Sony
Call microphoneAI beamforming voice extraction

Technics says AI trained on human voices suppresses wind and background noise.

Technics		—
Bluetooth codecsSBC, AAC, LDAC, LC3

Band 2400-2483.5 MHz. LE Audio is supported; the Bluetooth version number is not given in the document.

Technics		—
MultipointSimultaneous connection to 3 devices; up to 10 paired devices

Multipoint does not work when the LE Audio setting is set to prefer LE Audio. Of the 10 registered devices, at most 4 can be LE Audio.

Technics		Connection to two Bluetooth devices at the same time

For example, you can switch between a phone and a laptop without re-pairing.

Sony
USB audioUncompressed digital audio over USB-C (USB audio)

Technics asks that the included USB cable be used.

Technics		—
Hi-res wirelessUp to 96 kHz/24 bit with LDAC Technics—
Spatial audioOptimized for Dolby Atmos; head tracking

Use requires settings in the Technics Audio Connect app and on the phone.

Technics		—
Playback (ANC on)About 45 hours (AAC or SBC); 40 hours (LDAC or LC3); 30 hours (wired)

The manufacturer says times can be shorter depending on use.

Technics		—
Playback (ANC off)About 90 hours (AAC or SBC); 80 hours (LDAC or LC3); 60 hours (wired) Technics—
Talk and standbyTalk time about 30 hours (ANC on); standby about 200 hours (ANC off, auto power-off off) Technics—
ChargingAbout 4 hours of playback from 15 minutes (ANC on, AAC); full charge about 3.5 hours (500 mA or higher source, 25 °C)

Battery capacity (mAh/Wh) is not given.

Technics		—
WeightAbout 306 g (without cable) TechnicsAbout 192 g Sony
PortUSB Type-C (charging and audio input) Technics—
FoldingTwo methods: swivel and fold Technics—
ControlsPhysical control button: volume, play/pause, track skip

No touch surface.

Technics		—
Build and comfortMetal "Flow Arm"; faux-leather-look ear pads with high-density memory foam

The manufacturer says the design aims to spread pressure across the head.

Technics		—
AppTechnics Audio Connect (iOS and Android): equalizer, noise cancelling settings; Sound Share shares EQ settings by QR code

Sound Share works only between the same model.

Technics		—
In the boxUSB-C to USB-C cable (about 1.2 m), USB-C to 3.5 mm audio cable (about 1.2 m), carrying case

The packaging is plastic-free.

Technics		—
Driver and frequency—30 mm dynamic driver; 7–20,000 Hz (JEITA); 20–20,000 Hz over Bluetooth (44.1 kHz) Sony
Bluetooth and codecs—Bluetooth 5.2; A2DP, AVRCP, HFP, HSP; SBC and AAC; about 10 m range

AAC works well as the default codec on iPhones; no high-bitrate codec is listed.

Sony
Battery—Music up to 35 hours with NC on, 50 hours off; calls up to 35 hours NC on, 40 hours off; about 3.5 hours to charge over USB Sony
Wired use—Detachable cable of about 1.2 m with gold-plated L-shaped 3.5 mm plug; passive operation

When the battery runs out you can keep listening passively over the cable.

Sony
Microphone and processing—Precise Voice Pickup beamforming mic; wind noise reduction structure; DSEE

DSEE tries to restore high frequencies lost in compressed music files.

Sony
Impedance and sensitivity—NC on 325 Ω / off 31 Ω (1 kHz); NC on 108 dB/mW / off 99 dB/mW Sony