Panasonic Technics EAH-AZ40
Adaptive ANC and 6mm dynamic drivers produce immersive sound, while six microphones with JustMyVoice technology isolate speech for crisp calls in windy conditions. Multipoint Bluetooth 5.2 and IPX4 water resistance add everyday versatility for phone calls across two devices and light workouts. Best for frequent callers and commuters who need clear voice pickup, all-day ergonomic comfort, and 25-hour total battery life with quick charging.
form factor in-ear
driver type dynamic
Wireless Yes
active noise cancellation Yes
bluetooth version 5.2
battery life hours 7.5
case battery hours 25
water resistance IPX4
53 Overall Score
Price ¥0
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Snapshot
The proof
Performance
Specifications
Full Specifications
Design
| Form Factor | in-ear |
| Wearing Style | true wireless |
| Ear Tips | XS, S, M, L |
Audio
| Driver Type | dynamic |
| Driver Size | 6 |
| Drivers | 1 |
| Hi-Res Audio | Yes |
| Codecs | SBC, AAC |
Noise Control
| ANC | Yes |
| ANC Type | adaptive |
| Transparency | Yes |
Connectivity
| Wireless | Yes |
| Bluetooth | 5.2 |
| Profiles | A2DP, AVRCP, HSP, HFP |
| Multipoint | Yes |
Earbud Battery
| Battery Life | 7.5 |
| Charge Time | 2 |
| Fast Charging | 15 minutes for 90 minutes playback |
| Charging | USB-C |
Case Battery
| Case Battery | 25 |
| Case Charging | USB-C |
Microphone
| Microphone | Yes |
| Mic Count | 6 |
| NC Mic | Yes |
Features
| Voice Assistant | Amazon Alexa, Siri |
| Touch Controls | Yes |
| App | Technics Audio Connect |
| Water Resistance | IPX4 |
vs Competition
| Spec | Panasonic Technics EAH-AZ40 | Technics EAH-AZ100 EAH-AZ100-K | Sony WF-1000XM6 | Samsung Galaxy Buds3 Pro | Bose QuietComfort Ultra 896637-0010 | Apple AirPods Pro 3 |
|---|---|---|---|---|---|---|
| Form Factor | in-ear | in-ear | in-ear | in-ear | in-ear | in-ear |
| Driver Type | dynamic | dynamic | dynamic | dynamic | dynamic | dynamic |
| Wireless | true | true | true | true | true | true |
| Active Noise Cancellation | true | true | true | true | true | true |
| Bluetooth Version | 5.2 | 5.3 | 5.3 | 5.4 | 5.3 | 5.3 |
| Battery Life Hours | 7.5 | 8 | 8 | 6 | 6 | 8 |
| Case Battery Hours | 25 | 28 | 24 | 26 | 18 | 24 |
| Water Resistance | IPX4 | IPX4 | IPX4 | IP57 | IPX4 | IP57 |
| Multipoint | true | true | true | true | true | true |
| Compare | Compare | Compare | Compare | Compare |
| Product | Mic | Build | Sound | Battery | Comfort | Connectivity | Social Proof |
|---|---|---|---|---|---|---|---|
| Panasonic Technics EAH-AZ40 | 97.5 | 81.4 | 83.6 | 77.8 | 29.8 | 93.1 | 9.9 |
| Technics EAH-AZ100 EAH-AZ100-K Compare | 97.5 | 81.4 | 99.1 | 82 | 73.8 | 99.2 | 81.4 |
| Sony WF-1000XM6 Compare | 99.8 | 81.4 | 89.2 | 79.2 | 73.8 | 99.2 | 81.4 |
| Samsung Galaxy Buds3 Pro Compare | 97.5 | 98.9 | 93.5 | 76.9 | 94.7 | 99.7 | 90.3 |
| Bose QuietComfort Ultra 896637-0010 Compare | 91.9 | 81.4 | 97 | 48.8 | 94.7 | 98.1 | 90.3 |
| Apple AirPods Pro 3 Compare | 83.9 | 98.9 | 91.5 | 79.2 | 94.7 | 99.7 | 99.4 |
