In depth comparison and review of BETRON RK300 and Poly SupraPlus NC. 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 | BETRON RK300 | Poly SupraPlus NC |
|---|
| Product Type | Earphones - wired - 3.5 mm jack | Headset | |
|---|---|---|---|
| Colour | Black | - | |
| Recommended Use | Portable electronics | - |
| SOUND QUALITY | BETRON RK300 | Poly SupraPlus NC |
|---|
| Headphones Form Factor | In-ear | - | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Connectivity Technology | Wired | - | |
| Noise Isolating | Yes | - | BETRON RK300 are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | - | |
| Sound Effects | Deep Bass | - |
| CABLE | BETRON RK300 | Poly SupraPlus NC |
|---|
| Cable Type | Headphones cable - straight | - |
|---|
| CONNECTIONS | BETRON RK300 | Poly SupraPlus NC |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) | - |
|---|
| OTHERS | BETRON RK300 | Poly SupraPlus NC |
|---|
| Included Accessories | Carrying pouch, 3 pairs of silicone ear tips (small, medium, large) | Monitor receiver | |
|---|---|---|---|
| TAA Compliant | - | Yes | |
| Service & Support | 30 days money back guarantee | - |
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