1.89 in 8.39 in  |  | |
| Available colors | ||
| Editiorial reviews | ||
| User rating |
 Sennheiser CX 300-II |  Sennheiser MM 30i | |
|---|---|---|
| Style | In-Ear | In-Ear |
| Connectivity technology | Wired | Wired |
| Headset (integrated/enclosed microphone) | no | yes |
| Sennheiser CX 300-II | Sennheiser MM 30i | |
|---|---|---|
| Colour of product |
|
|
| Acoustic design | Open | Closed |
| Attachment type | Ear canal | Ear canal |
| Body material | Plastic | Plastic |
| Noise isolating | no | yes |
| Sennheiser CX 300-II | Sennheiser MM 30i | |
|---|---|---|
| Weight | 0.81 oz | 0.39 oz |
| Sennheiser CX 300-II | Sennheiser MM 30i | |
|---|---|---|
| Impedance | 16.0 Ω | 16.0 Ω |
| Sensitivity | < 113 | < 106 |
| Frequency range | 19 - 21000 | 17 - 20000 |
| Total harmonic distortion (THD) | 0.1 % | 0.1 % |
| Sennheiser CX 300-II | Sennheiser MM 30i | |
|---|---|---|
| Cable length | 1.2 | 1.2 |
| USB | no | no |
| Detachable cable | no | no |
| Pros | ||
|---|---|---|
| Cons |
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