Plantronics EncorePro 310 USB-A Mono Headset
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Features:
- Connectivity: USB Type-A;
- Speaker size 28 mm;
- Microphone: 4 mm one way noise reduction microphone;
- Frequency response (conference mode): 200 - 6800 Hz;
- Frequency response (multimedia mode): 50-8,000 Hz;
- Impedance: 32 Ohm;
- SLR + 10 ± 4 dB;
- Sensitivity: <118 dBSPL A-weighted;
- Built-in controls (call management, volume up, volume down, mute);
- Built-in indicators (red mute, green on call).
Warranty: 24 months