In depth comparison and review of Koss UR 23i and Belkin SoundForm Adapt. 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 | Koss UR 23i | Belkin SoundForm Adapt |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headphones - Bluetooth - wireless, wired - 3.5 mm jack, USB-C | |
|---|---|---|---|
| Colour | White | Black | Black | |
| Body Material | - | Recycled plastic | |
| Earpad Material | - | Foam | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | - | 10 m |
| SOUND QUALITY | Koss UR 23i | Belkin SoundForm Adapt |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Adjustable Headband | - | Yes | |
| Foldable | - | Yes | Belkin SoundForm Adapt can be folded. |
| Connectivity Technology | Wired | Wireless, wired | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 5.2 | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | - | |
| Sensitivity | 94 dB | - | |
| Impedance | 34 Ohm | - | |
| Max Sound Pressure | - | 98 dB | |
| Diaphragm | - | 40 mm | |
| Simultaneously Connectable Devices Qty (Multipoint) | - | 2 | Belkin SoundForm Adapt have the ability to connect to multiple devices simultaneously. |
| MICROPHONE | Koss UR 23i | Belkin SoundForm Adapt |
|---|
| Type | On-cable | Boom | |
|---|---|---|---|
| Noise Cancelling | - | Yes | Belkin SoundForm Adapt microphone can cancel out ambient noise. |
| Noise Cancelling Technology | - | Environmental Noise Cancellation (ENC) |
| REMOTE CONTROL | Koss UR 23i | Belkin SoundForm Adapt |
|---|
| Controls | - | Volume, power on/off, pair mode, flip-to-mute |
|---|
| CABLE | Koss UR 23i | Belkin SoundForm Adapt |
|---|
| Cable Type | Headphones cable - 1.22 m | USB-C to USB-C cable - detachable - 1 m Audio cable - detachable - 1.2 m |
|---|
| FEATURES | Koss UR 23i | Belkin SoundForm Adapt |
|---|
| Features | - | Touch control, fast charge, Multipoint Pairing |
|---|
| BATTERY AND CHARGING | Koss UR 23i | Belkin SoundForm Adapt |
|---|
| Battery Type | - | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Life | - | 65 hour(s) | |
| Battery Life Details | - | Continuous playback: up to 65 hours | |
| Charging Time | - | 2 hour(s) |
| CONNECTIONS | Koss UR 23i | Belkin SoundForm Adapt |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) | Headphones (mini-phone stereo 3.5 mm) Headphones (USB Type-C) |
|---|
| OTHERS | Koss UR 23i | Belkin SoundForm Adapt |
|---|
| Included Accessories | - | 3.5 mm audio cable, USB-C to USB-C cable | |
|---|---|---|---|
| Compliant Standards | - | RoHS, USB-IF, REACH | |
| Service & Support | Limited warranty - lifetime | Limited warranty - 2 years |
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