Side by side comparison and review of Sennheiser HD 1 In-Ear Wireless and Audio-Technica ATH CKR55BT. 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 | Sennheiser HD 1 In-Ear Wireless | Audio-Technica ATH CKR55BT |
|---|
| Product Type | Earphones - Bluetooth - wireless - NFC | Earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | - | 17 g | |
| Colour | - | Steel black | |
| Recommended Use | Portable electronics | - | |
| Bluetooth Range (Operating Distance) | - | 10 m |
| SOUND QUALITY | Sennheiser HD 1 In-Ear Wireless | Audio-Technica ATH CKR55BT |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.1 | Bluetooth 4.1 | Both headphones have the same Bluetooth version. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 15 - 22000 Hz | 20 - 20000 Hz | Sennheiser HD 1 In-Ear Wireless offer a larger frequency range than Audio-Technica ATH CKR55BT. |
| Total Harmonic Distortion (THD) | <0.5% | - | |
| Sensitivity | - | 103 dB/mW | |
| Impedance | - | 16 Ohm | |
| Max Sound Pressure | 112 dB | - | |
| Diaphragm | - | 10.7 mm |
| MICROPHONE | Sennheiser HD 1 In-Ear Wireless | Audio-Technica ATH CKR55BT |
|---|
| Type | On-cable | On-cable | |
|---|---|---|---|
| Microphone Technology | - | Electret condenser | |
| Microphone Operation Mode | Omni-directional | Omni-directional | |
| Frequency Response | - | 100 - 10000 Hz | |
| Audio Input Details | - | Omni-directional - 100 - 10000 Hz | |
| Sensitivity | -44 dBV/Pascal | -44 dB |
| CABLE | Sennheiser HD 1 In-Ear Wireless | Audio-Technica ATH CKR55BT |
|---|
| Cable Type | USB charge cable | Micro-USB charge cable - detachable - 30 cm |
|---|
| BATTERY AND CHARGING | Sennheiser HD 1 In-Ear Wireless | Audio-Technica ATH CKR55BT |
|---|
| Battery Type | Headphone battery rechargeable - lithium polymer | 1 x headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | 170 mAh | - | |
| Battery Life | 10 hour(s) | 7 hour(s) | Sennheiser HD 1 In-Ear Wireless lasts longer on a single charge than the Audio-Technica ATH CKR55BT. |
| Standby Time | - | 200 hours | |
| Charging Time | 1.5 hour(s) | 3 hour(s) | Sennheiser HD 1 In-Ear Wireless recharge faster than Sennheiser HD 1 In-Ear Wireless. |
| Included Qty | - | 1 |
| WIRELESS LINK | Sennheiser HD 1 In-Ear Wireless | Audio-Technica ATH CKR55BT |
|---|
| Modulation Type | - | FHSS | |
|---|---|---|---|
| Radio Frequency Range | - | 2.402 - 2.480GHz |
| OTHERS | Sennheiser HD 1 In-Ear Wireless | Audio-Technica ATH CKR55BT |
|---|
| Included Accessories | Carrying case, 4 pairs of earpads (extra small, small, medium, large) | Clip, pouch case, 4 pairs of ear tips (XS, S,M, L) |
|---|
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