1. Introduction
Thank you for choosing the Acer Nitro Gaming Headset II. This manual provides essential information for setting up, operating, and maintaining your headset to ensure optimal performance and longevity. Please read this manual thoroughly before using the product.
2. Package Contents
Verify that all items are present in your package:
- Acer Nitro Gaming Headset II
- Integrated Cable (3.5mm and USB connectors)
3. Product Overview
The Acer Nitro Gaming Headset II features 50mm neodymium drivers for clear audio, a retractable omni-directional noise-canceling microphone, and integrated on-cable controls. The over-ear design provides comfort during extended use, complemented by RGB lighting on the earcups.

Figure 3.1: Front view of the Acer Nitro Gaming Headset II, showcasing the earcups and headband.
3.1. Components
- Headband: Adjustable for a comfortable fit.
- Earcups: Over-ear design with soft cushioning and integrated RGB lighting.
- Retractable Microphone: Omni-directional with noise-canceling capabilities. Can be extended or retracted into the earcup.
- Audio Cable: Permanently attached, featuring 3.5mm audio jack and USB connector.
- In-line Controls: Located on the cable for quick access to volume and microphone mute functions.

Figure 3.2: Angled view of the headset with the retractable microphone extended for use.
3.2. In-line Controls
The in-line control unit provides convenient access to essential audio functions:
- Volume Wheel: Adjusts the headset's audio output level.
- Microphone Mute Switch: Toggles the microphone on or off.

Figure 3.3: Close-up of the retractable microphone and the in-line control unit on the cable.
4. Setup
Follow these steps to connect your Acer Nitro Gaming Headset II to your device:
- Connect the 3.5mm Audio Jack: Plug the 3.5mm connector into the audio port of your PC, laptop, gaming console (PS5, PS4, Nintendo Switch, Xbox One, Xbox Series devices), Mac, or smartphone. This connector handles both audio output and microphone input (TRRS standard).
- Connect the USB Connector: Plug the USB connector into an available USB port on your device. This connection powers the RGB lighting on the earcups.
- Adjust Headset Fit: Place the headset over your ears and adjust the headband for a comfortable and secure fit.
- Position Microphone: Gently pull out the retractable microphone from the left earcup and bend it to position it near your mouth for optimal voice capture.
- Configure Audio Settings (if necessary): On your device, ensure the Acer Nitro Gaming Headset II is selected as the default audio output and input device in your sound settings.
Note: Some older PCs or devices may require a 3.5mm audio splitter (not included) to separate microphone and headphone signals if they have dedicated microphone and headphone jacks instead of a single combo jack.
5. Operating Instructions
5.1. Audio Control
- Volume Adjustment: Use the volume wheel on the in-line control unit to increase or decrease the audio output level.
5.2. Microphone Usage
- Extend/Retract Microphone: Pull the microphone out from the left earcup when needed, and push it back in for storage or when not in use.
- Mute/Unmute Microphone: Use the microphone mute switch on the in-line control unit to toggle the microphone's active status. When muted, your voice will not be transmitted.
- Noise-Canceling Feature: The omni-directional microphone is designed to reduce background noise for clearer communication.
5.3. RGB Lighting
The RGB lighting on the earcups is powered via the USB connection. It activates automatically when the USB connector is plugged in. Specific controls for RGB patterns or colors are typically managed through your device's software or are pre-set.
6. Maintenance and Care
Proper care ensures the longevity of your headset:
- Cleaning: Use a soft, dry cloth to clean the earcups and headband. Do not use liquid cleaners or abrasive materials.
- Storage: Store the headset in a cool, dry place away from direct sunlight and extreme temperatures. Avoid placing heavy objects on the headset.
- Cable Management: Avoid sharp bends or excessive pulling on the cable to prevent damage.
- Microphone: Gently retract the microphone when not in use to protect it from damage.
7. Troubleshooting
If you encounter issues with your headset, refer to the following common solutions:
| Problem | Possible Solution |
|---|---|
| No sound from headset |
|
| Microphone not working |
|
| RGB lights not working |
|
8. Specifications
| Feature | Detail |
|---|---|
| Model Number | NHW200 |
| Driver Diameter | 50mm |
| Driver Material | Neodymium |
| Headphone Frequency Response | 100Hz-10KHz |
| Headphone Impedance | 21 ohm (+/- 15%) |
| Headphone Sensitivity | 115dB (+/- 3dB at 1KHz) |
| Microphone Type | Retractable Omni-directional Noise-Canceling |
| Microphone Sensitivity | -42dB (±3dB) |
| Microphone Frequency Response | 100Hz-10KHz |
| Plug Type | 3.5mm (TRRS) & USB |
| Cable Length | 6.89 feet (Braided Round Cable) |
| Connectivity Technology | Wired |
| Compatible Devices | PS5, PS4, PC laptops, Nintendo Switch, Mac, smartphones, Xbox One, Xbox Series devices |
| Item Weight | 1.05 Pounds |
| Product Dimensions (LxWxH) | 8.23 x 3.74 x 7.08 inches |
9. Warranty and Support
Acer products are manufactured to high-quality standards. For information regarding warranty coverage, technical support, or service, please refer to the warranty card included with your product or visit the official Acer support website. Keep your proof of purchase for warranty claims.
Acer Support Website: www.acer.com/support