Czech
Description
Specifications
| Vendor Name | Poly (Plantronics) |
| Popis | Poly CS540A + APA-23 |
| Headset type | Wireless |
| A headset designed for | Desk phone |
| Connector type | RJ9 |
| Structural design | Monaural (one ear) |
| Way of wearing | Ear clip |
| Speaker frequency range (Hz) - minimum | 150 |
| Speaker frequency range (Hz) - maximum | 6800 |
| Microphone type | Directional microphone (Noise Canceling) |
| Microphone boom length | Short |
| Microphone arm mobility | Rotatable in the range of 300° |
| Material of the earrings | Leather pillow |
| Wireless technology | DECT |
| Unit of volume | 0 |
| Net Weight | 0.29 |
| Gross weight | 0 |
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