Side by side comparison and review of ASTRO A40 TR and Technics EAH-F70NE. Compare design, sound quality and other key specifications and features to simplify the choice of your perfect headphones. Our goal is to make it easier for you to decide on the headphones that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | ASTRO A40 TR | Technics EAH-F70NE |
|---|
| Product Type | Headset - wired - 3.5 mm jack | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | 9.5 cm | - | |
| Width | 19.7 cm | - | |
| Depth | 20.32 cm | - | |
| Weight | 369 g | 270 g | Technics EAH-F70NE are lighter than ASTRO A40 TR headphones. |
| Colour | Black, blue | Black | Black, red | White | Black, olive | Navy, crimson | Black | |
| Body Material | - | Aluminium | |
| Earpad Material | Synthetic leather | - | |
| Recommended Use | Game console, computer | - | |
| Bluetooth Range (Operating Distance) | - | 10 m |
| SOUND QUALITY | ASTRO A40 TR | Technics EAH-F70NE |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Ear Cups Type | Open | - | |
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 4.2 | |
| Bluetooth Profiles | - | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | - | SBC, AAC, aptX, aptX HD, LDAC | |
| Active Noise Cancelling | - | Yes | Technics EAH-F70NE are equipped with active noice cancellation. |
| Noise Isolating | Yes | - | ASTRO A40 TR are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Built-in Decoders | MixAmp Dolby Digital | - | |
| Sound Effects | 7.1 Channel Dolby Headphone Surround Sound | Ambient Sound Enhancer | |
| Frequency Response | 20 - 24000 Hz | 4 - 40000 Hz | Technics EAH-F70NE offer a larger frequency range than ASTRO A40 TR. |
| Total Harmonic Distortion (THD) | <0.1% | - | |
| Sensitivity | - | 99 dB/mW | |
| Impedance | 48 Ohm | 26 Ohm | |
| Diaphragm | 40 mm | 40 mm | Both headphones are designed with same thick diaphragm. |
| Magnet Material | - | Neodymium | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | ASTRO A40 TR | Technics EAH-F70NE |
|---|
| Form Factor | Detachable headset microphone | Built-in | |
|---|---|---|---|
| Type | Boom | - | |
| Microphone Operation Mode | Uni-directional | - | |
| Audio Input Details | Uni-directional | - |
| REMOTE CONTROL | ASTRO A40 TR | Technics EAH-F70NE |
|---|
| Controls | Volume | Voice assistant |
|---|
| CABLE | ASTRO A40 TR | Technics EAH-F70NE |
|---|
| Cable Type | Headset cable - detachable - 2 m Audio splitter - 1.5 m |
Headphones cable - detachable - 1.2 m | |
|---|---|---|---|
| Cable Length | 2 m | 1.2 m | |
| Detachable Cable | Yes | Yes |
| BATTERY AND CHARGING | ASTRO A40 TR | Technics EAH-F70NE |
|---|
| Battery Type | - | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Life | - | 20 hour(s) | |
| Battery Life Details | - | Continuous playback (noise cancelling ON / Bluetooth): up to 20 hours | |
| Charging Time | - | 4 hour(s) |
| CONNECTIONS | ASTRO A40 TR | Technics EAH-F70NE |
|---|
| Connector Type | Headset (mini-phone stereo 3.5 mm 5-pole) | Headphones (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | ASTRO A40 TR | Technics EAH-F70NE |
|---|
| Bundled with | Astro MixAmp Pro TR | - | |
|---|---|---|---|
| Included Accessories | Detachable microphone, 2 speaker tags | Carrying case, airplane adapter, USB charging cable (50 cm) | |
| Compatibility | Mac, Windows | - | |
| Service & Support | Limited warranty - 1 year | - |
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