In depth comparison and review of Audio-Technica ATH CKR35BT and ISOtunes Free Industrial. 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 | Audio-Technica ATH CKR35BT | ISOtunes Free Industrial |
|---|
| Product Type | Earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 15.5 g | - | |
| Colour | Black | Silver | Safety yellow | |
| Protection | - | Dust-resistant, hearing protection, sweat-resistant, water-resistant | |
| Recommended Use | - | Portable electronics | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | Audio-Technica ATH CKR35BT | ISOtunes Free Industrial |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.1 | Bluetooth 5.0 | ISOtunes Free Industrial have a more advanced version of Bluetooth than Audio-Technica ATH CKR35BT. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - | |
| Bluetooth Audio Codec | - | aptX | |
| Noise Isolating | - | Yes | ISOtunes Free Industrial are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 5 - 24000 Hz | - | |
| Sensitivity | 102 dB/mW | - | |
| Impedance | 16 Ohm | - | |
| Diaphragm | 9.8 mm | - | |
| Features | - | Built-in volume limiter |
| MICROPHONE | Audio-Technica ATH CKR35BT | ISOtunes Free Industrial |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | - | |
| Microphone Technology | Electret condenser | - | |
| Microphone Operation Mode | Omni-directional | - | |
| Frequency Response | 100 - 10000 Hz | - | |
| Audio Input Details | Omni-directional - 100 - 10000 Hz | - | |
| Sensitivity | -44 dB | - |
| CABLE | Audio-Technica ATH CKR35BT | ISOtunes Free Industrial |
|---|
| Cable Type | Micro-USB charge cable - detachable - 30 cm | - |
|---|
| BATTERY AND CHARGING | Audio-Technica ATH CKR35BT | ISOtunes Free Industrial |
|---|
| Battery Type | 1 x headphone battery rechargeable - lithium polymer | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Life | 7 hour(s) | 7 hour(s) | Both headphones last the same amount of time on a single charge. |
| Battery Life Details | - | Continuous playback: up to 7 hours Continuous playback (with included charging case): up to 21 hours |
|
| Standby Time | 200 hours | - | |
| Charging Time | 3 hour(s) | 1.5 hour(s) | ISOtunes Free Industrial recharge faster than Audio-Technica ATH CKR35BT. |
| Included Qty | 1 | - |
| WIRELESS LINK | Audio-Technica ATH CKR35BT | ISOtunes Free Industrial |
|---|
| Modulation Type | FHSS | - | |
|---|---|---|---|
| Radio Frequency Range | 2.402 - 2.480GHz | - |
| OTHERS | Audio-Technica ATH CKR35BT | ISOtunes Free Industrial |
|---|
| Included Accessories | 4 pairs of silicone ear tips (extra small, small, medium, large), pouch case | Charging case, 3 pairs of foam ear tips, 3 pairs of double flange ear tips (small, medium, large), USB-C charging cable | |
|---|---|---|---|
| Compliant Standards | - | OSHA, NIOSH | |
| Service & Support | - | Limited warranty - 1 year Limited warranty - money back guarantee - 30 days |
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