Introduction
The Adesso Xtream P4 headset is designed for clear communication and efficient call management in professional environments. This versatile headset features dual connectivity options with both USB-C and USB-A connectors, ensuring broad compatibility with Windows and Mac operating systems. It includes an omnidirectional microphone with a dedicated mute button, integrated volume controls, and answer/end call functionality for streamlined communication. The ergonomic design prioritizes comfort for extended wear. Manufactured in Taiwan and TAA compliant, this headset meets stringent quality and regulatory standards.
Package Contents
Verify that all items are present in your package:
- Adesso Xtream P4 USB C Headset
- USB-A Adapter
- User Manual (this document)
Features
- Universal Connectivity: Features both USB-C and USB-A connectors for broad compatibility with Windows and Mac operating systems.
- Professional Call Management: Equipped with a dedicated mute button, volume up/down controls, and answer/end call functionality.
- High-Quality Audio: 30mm driver speakers deliver clear audio with a 20Hz-20KHz frequency response.
- Omnidirectional Microphone: Provides clear voice capture for conversations.
- Ergonomic Design: Flexible headband and noise-isolating ear cushions ensure comfort during extended use.
- Extended Cord Length: A 6-foot (1.8m) cord offers optimal reach and flexibility.
- TAA Compliant: Manufactured in Taiwan, meeting government and military procurement requirements.
Setup
Connecting the Headset
- For USB-C Connection: Plug the USB-C connector directly into an available USB-C port on your computer or device.
- For USB-A Connection: Attach the included USB-A adapter to the USB-C connector of the headset, then plug the USB-A adapter into an available USB-A port on your computer or device.
The headset is plug-and-play and should be automatically recognized by your Windows or Mac operating system.

Image: The Adesso Xtream P4 headset showing its USB-C connector and the included USB-A adapter for versatile connectivity.
Adjusting the Headset
- Adjust the flexible headband to ensure a comfortable and secure fit over your ears.
- Position the microphone boom so that the microphone is approximately 1-2 inches from your mouth for optimal voice clarity. The microphone is flexible and can be adjusted as needed.

Image: The Adesso Xtream P4 headset highlighting its flexible headband and noise-isolating ear cushions for an ergonomic and comfortable fit.

Image: A sequence showing the flexible and adjustable microphone of the Adesso Xtream P4 headset, allowing users to position it optimally.
Operating Instructions
The Adesso Xtream P4 headset features an in-line call controller for easy management of audio and calls.

Image: The in-line call controller of the Adesso Xtream P4 headset, showing buttons for mute, volume up, volume down, and call answer/end, along with LED indicators.
- Volume Up/Down: Use the Volume Up and Volume Down buttons on the in-line controller to adjust the listening volume.
- Microphone Mute: Press the Mute Button to mute or unmute your microphone. A red LED indicator on the controller will illuminate when the microphone is muted.
- Answer/End Call: Use the Call Control button to answer or end calls in compatible communication applications. A blue LED indicator will illuminate during an active call.

Image: A close-up of the designated mute button on the Adesso Xtream P4 call controller, showing the microphone icon and associated LED indicator.
Maintenance
To ensure the longevity and optimal performance of your Adesso Xtream P4 headset, follow these maintenance guidelines:
- Cleaning: Use a soft, dry cloth to clean the headset. Avoid using harsh chemicals or abrasive materials.
- Storage: Store the headset in a clean, dry place away from extreme temperatures and direct sunlight.
- Handling: Avoid pulling on the cable or bending the connectors excessively, as this can cause damage.
Troubleshooting
If you encounter issues with your headset, refer to the following common solutions:
- No Sound from Headset:
- Ensure the headset is securely plugged into the USB port.
- Check the volume levels on the in-line controller and your computer's operating system.
- Verify that the Adesso Xtream P4 is selected as the default audio output device in your computer's sound settings.
- Microphone Not Working:
- Ensure the microphone is not muted using the in-line mute button (red LED should be off).
- Check the microphone input settings on your computer to ensure the Adesso Xtream P4 is selected as the default input device and its volume is not set to zero.
- Confirm the microphone boom is positioned correctly near your mouth.
- Distorted Audio:
- Reduce the volume on both the headset and your computer.
- Ensure the connection is secure and try a different USB port if available.
Specifications
| Brand | Adesso |
| Model Number | Xtream P4-TAA |
| Connectivity | Wired (USB-C, USB-A via adapter) |
| Ear Placement | On Ear |
| Driver Diameter | 30mm |
| Frequency Response | 20Hz-20KHz |
| Impedance | 32 Ohm |
| Speaker Sensitivity | 90 ± 3dB |
| Microphone Type | Omnidirectional |
| Microphone Sensitivity | 40 ± 3dB |
| Cord Length | 6 ft (1.8m) |
| Item Weight | 8 ounces |
| Compatible Devices | Desktops, Laptops, Tablets |
| Operating Systems | Windows, Mac |
| TAA Compliant | Yes |
Warranty Information
The Adesso Xtream P4 USB C Headset is covered by a 1 Year Limited Manufacturer Warranty. Please retain your proof of purchase for warranty claims. For detailed terms and conditions, refer to the warranty documentation provided with your product or contact Adesso customer support.
Support
For further assistance, technical support, or inquiries regarding your Adesso Xtream P4 USB C Headset, please visit the official Adesso website or contact their customer service department. Contact information can typically be found on the Adesso website or in the product packaging.







