AmplifiersJabra Pro 9460/9470 Microphone Volume: Finding the Hidden Setting
The touch-area volume control on your Jabra Pro 9460 or 9470 doesn't adjust microphone volume — that setting is hidde...
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AccessoriesZoomSwitch & EHS Cable Compatibility: What You Need to Know
A ZoomSwitch lets one headset toggle between a desk phone and computer — but most EHS cables aren't compatible with i...
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CompatibilityHow to Program a Mitel Headset Button for a Corded Headset
Your Mitel phone has no headset key active until you assign one. Here are the feature codes that do it, and when the ...
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BatteryPlantronics Wireless Headset Battery & Charging Guide
On a wireless headset, the battery wears out first — but on nearly every Plantronics model, that's a cheap five-minut...
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BatteryPlantronics & Poly Wireless Headset Beeping: What Every Beep Means
Your Poly headset is beeping in a code no one hands you a key for. One beep, two beeps, three rapid — here's what eac...
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CS540Plantronics CS540 Manual: Setup, Controls and Settings
Setup, the switches under the base, the headset controls and the lights, taken from Plantronics' own CS540 user guide...
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CompatibilityNEC Phone Headset Setup: Programming the Key Your Phone Ships Without
An NEC desk phone ships with no headset key defined, so a working headset stays silent. Here is how to program one on...
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BluetoothWhy Does My Poly Headset Keep Saying Mute On, Mute Off?
Your Poly headset announces every mute change. Here is how to unmute the common Poly models, and what makes a Voyager...
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PartsPlantronics & Poly Wireless Headset Models: Identify Yours by the Base
Need a battery for your Plantronics wireless headset and can't find a model number? That's because there isn't one on...
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PlantronicsHow to Reset a Poly or Plantronics Headset
Bluetooth Voyagers reset in the HP Poly Studio app, DECT headsets like the CS540 reset at the base, and a BT700 adapt...
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BatterySavi 8210 and 8220 Battery Replacement: Step by Step
Two headsets from the same family, battery in a different place on each — plus one cover that breaks if you open it w...
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