| Specification | Polk Atrium 4 | Yamaha NS-C210BL |
|---|---|---|
| Drivers | ||
| Driver 2 | 1 x Woofer | 1 |
| Driver 1 | 1 x Tweeter | 1 |
| Music Services | ||
| Spotify | ||
| Amazon Music | ||
| Wired Connectivity | ||
| Output | ||
| Input | 1 x Binding Post Pair | |
| Ethernet | ||
| Bluetooth | ||
| Wi-fi | ||
| General | ||
| Waterprrof | ||
| Colors | Black | Black |
| Connection (wired/wireless) | Wired | Wired |
| Placement Type | Wall Mount | Table top |
| Audio Performance | ||
| Crossover Frequency | 8000Hz | |
| Sensivity | 89dB | 86dB |
| Input Power | 120 W | |
| Power Output | 80 W | |
| Signal To Noise Ratio | ||
| Frequency Response, Hz | 75Hz -25000Hz | 65Hz - 45000Hz |
| Features | ||
| Portable | ||
| Microphone | ||
| App Control | ||
| Voice Control | ||
| Artificial Intelligency | ||
| Alexa | ||
| Apple Air Play | ||
| Google Assitence | ||
| Battery | ||
| Battery Life (mah/h |