EncorePro 300 Series
Customer Service headset
Give your contact center teams all they need, with Poly EncorePro 300 Series headsets. Get high-quality audio, all-day comfort and proven durability.
Customer Service headset
Give your contact center teams all they need, with Poly EncorePro 300 Series headsets. Get high-quality audio, all-day comfort and proven durability.













Turns out you can have it all in a contact center headset—for your employees, customers, and budget. Let’s start with your call teams. The Poly EncorePro 300 Series gives them all-day comfort and reliability. Plus acoustic protection and voice optimization. So they can perform at their best throughout their shifts.
Flexible noise-canceling microphone boom
Soft, replaceable ear cushions and lightweight design
Quick Disconnect (QD) tested to over 30,000 cycles


Start with high-quality audio and excellent noise canceling. Add in voice-optimized frequency response for more accurate conversations. What does that give you? More satisfied customers enjoying a superior experience on the other end of every call.
| SLR | +10 ± 4 dB |
| Frequency Response | 200Hz to 6.8kHz |
| Microphone | 4 mm unidirectional noise cancelling microphone |
| Dynamic Mute Alert | USB versions only |
| RLR | Mono 0dB± 4 dB, Stereo 6dB ± 3dB |
| Frequency Response (dynamically switches) | 200Hz to 6.8kHz telecom mode, 50Hz to 8KHz multimedia mode |
| Maximum Acoustic Output | <118 dBSPL A-weighted |
| Advanced Audio Protection | USB versions only (G616, Daily Noise Exposure) |
| Driver Diameter | 28 mm |
| Driver Impedance (Ohm) | 32 Ohm |
| Inline controls | USB version only (call control, volume up, volume down, mute) |
| Inline Indicators | USB version only (red mute on, green in call) |
| Inline tones | USB verisons only with button presses |
| Ear cushions material | User replaceable foam on fold flat receivers |
| Applications | USB versions only Plantronics Hub for Windows and MacOS |