In depth comparison and review of ISOtunes LINK and Sennheiser HD 250BT. 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 | ISOtunes LINK | Sennheiser HD 250BT |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | - | 125 g | |
| Earpad Material | Memory foam | - | |
| Protection | Sweat-resistant, IPX4, water-resistant | - | |
| Recommended Use | - | Portable electronics |
| SOUND QUALITY | ISOtunes LINK | Sennheiser HD 250BT |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Ear Cups Type | - | Closed | |
| Adjustable Headband | - | Yes | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.2 | Bluetooth 5.0 | Sennheiser HD 250BT have a more advanced version of Bluetooth than ISOtunes LINK. |
| 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, apt-X LL | |
| Noise Isolating | Yes | Yes | Both headphones are equipped with noise isolation. |
| Volume Limiting Function | Yes | - | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | - | 20 - 22000 Hz | |
| Total Harmonic Distortion (THD) | - | <0.3% | |
| Sensitivity | - | 110 dB | |
| Diaphragm | - | 32 mm | |
| Features | - | Audio prompts |
| MICROPHONE | ISOtunes LINK | Sennheiser HD 250BT |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Microphone Technology | - | Electret condenser | |
| Microphone Operation Mode | - | Omni-directional | |
| Frequency Response | - | 100 - 10000 Hz |
| REMOTE CONTROL | ISOtunes LINK | Sennheiser HD 250BT |
|---|
| Controls | - | Volume, on/off, answer/end, hold, play/pause, next/previous track, reject call |
|---|
| CABLE | ISOtunes LINK | Sennheiser HD 250BT |
|---|
| Cable Type | Micro-USB charge cable | USB-C charge cable - detachable |
|---|
| FEATURES | ISOtunes LINK | Sennheiser HD 250BT |
|---|
| Features | 24Db Noise Reduction Rating | - |
|---|
| BATTERY AND CHARGING | ISOtunes LINK | Sennheiser HD 250BT |
|---|
| Battery Type | 1 x headphone battery rechargeable - Lithium Ion | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Capacity | - | 190 mAh | |
| Battery Life | 14 hour(s) | 25 hour(s) | Sennheiser HD 250BT lasts longer on a single charge than the ISOtunes LINK. |
| Battery Life Details | Continuous hearing (with optional batteries): up to 28 hours | - | |
| Charging Time | - | 3 hour(s) | |
| Included Qty | 1 | - |
| OTHERS | ISOtunes LINK | Sennheiser HD 250BT |
|---|
| Included Accessories | - | USB-C charging cable | |
|---|---|---|---|
| Compatibility | - | iPhone, Android phone | |
| Compliant Standards | - | Bluetooth Class 1 | |
| Service & Support | Limited warranty - 1 year | - |
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