In depth comparison and review of Sennheiser HD 2.30i (HD 2.0) and Audio-Technica ATH-DSR9BT. Compare design, audio features, functions and other important specifications to easily choose the right headphones for you. Our goal is to help you uncover differences between the products and find the headphones that will best fit your needs.
| DESIGN AND DIMENSIONS | Sennheiser HD 2.30i (HD 2.0) | Audio-Technica ATH-DSR9BT |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headphones - Bluetooth - wireless - NFC | |
|---|---|---|---|
| Series | HD 2.0 | - | |
| Weight | - | 310 g | |
| Colour | Black | - | |
| Earpad Material | - | Foam | |
| Headband Material | - | Leather | |
| Recommended Use | Portable electronics | - | |
| Bluetooth Range (Operating Distance) | - | 10 m |
| SOUND QUALITY | Sennheiser HD 2.30i (HD 2.0) | Audio-Technica ATH-DSR9BT |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Ear Cups Type | Closed | - | |
| Adjustable Headband | - | Yes | |
| Foldable | - | Yes | Audio-Technica ATH-DSR9BT can be folded. |
| 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) | |
| Sound Output Mode | Stereo | Stereo | |
| Built-in Decoders | - | Pure Digital Drive | |
| Frequency Response | 18 - 22000 Hz | 5 - 45000 Hz | Audio-Technica ATH-DSR9BT offer a larger frequency range than Sennheiser HD 2.30i (HD 2.0). |
| Total Harmonic Distortion (THD) | 0.5% | - | |
| Sensitivity | 120 dB | 97 dB/mW | Sennheiser HD 2.30i (HD 2.0) have higher sensitivity than Audio-Technica ATH-DSR9BT. |
| Impedance | 22 Ohm | 38 Ohm | |
| Diaphragm | - | 45 mm | |
| Features | - | Bluetooth aptX technology |
| MICROPHONE | Sennheiser HD 2.30i (HD 2.0) | Audio-Technica ATH-DSR9BT |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Microphone Technology | - | Condenser | |
| Microphone Operation Mode | - | Omni-directional | |
| Frequency Response | - | 50 - 4000 Hz | |
| Sensitivity | - | -44 dB |
| REMOTE CONTROL | Sennheiser HD 2.30i (HD 2.0) | Audio-Technica ATH-DSR9BT |
|---|
| Controls | - | Volume, microphone on/off |
|---|
| CABLE | Sennheiser HD 2.30i (HD 2.0) | Audio-Technica ATH-DSR9BT |
|---|
| Cable Type | Headphones cable - 1.4 m | USB charge cable - 2 m | |
|---|---|---|---|
| Cable Length | 1.4 m | - |
| BATTERY AND CHARGING | Sennheiser HD 2.30i (HD 2.0) | Audio-Technica ATH-DSR9BT |
|---|
| Battery Type | - | Headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Life | - | 15 hour(s) | |
| Standby Time | - | 1000 hours | |
| Charging Time | - | 5 hour(s) |
| WIRELESS LINK | Sennheiser HD 2.30i (HD 2.0) | Audio-Technica ATH-DSR9BT |
|---|
| Transmission Range | - | 10 m |
|---|
| CONNECTIONS | Sennheiser HD 2.30i (HD 2.0) | Audio-Technica ATH-DSR9BT |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) | - |
|---|
| OTHERS | Sennheiser HD 2.30i (HD 2.0) | Audio-Technica ATH-DSR9BT |
|---|
| Included Accessories | Carrying pouch | Hard case | |
|---|---|---|---|
| Compatibility | iPhone, iPad, iPod | - | |
| Service & Support | Limited warranty - 2 years | Limited warranty - 2 years |
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