Gabatarwa
Thank you for choosing the ammtoo GS400 ULTRA Wireless Gaming Headset. This manual provides detailed instructions for setup, operation, maintenance, and troubleshooting to ensure you get the best experience from your headset. Designed for immersive gaming and high-quality audio, the GS400 ULTRA offers versatile connectivity and superior comfort.

The GS400 Ultra Wireless Gaming Headset with its accompanying USB dongle.
Abubuwan Kunshin
- GS400 ULTRA Wireless Gaming Headset
- USB Dongle (for 2.4GHz wireless connection)
- USB Type-C Cajin caji
- 3.5mm Audio Cable
- Jagorar mai amfani (wannan takaddar)
Saita
1. Cajin Lasifikan kai
Before first use, fully charge the headset. Connect the USB Type-C charging cable to the headset's Type-C port and the other end to a USB power source (e.g., computer USB port, USB wall adapter). The LED indicator will show charging status.
A full charge takes approximately 3 hours. A voice alert will sound when battery capacity is below 3%.

Battery life details: 35-40 hours gaming, 15-20 hours with RGB lights, 3 hours charging time.
2. Haɗa na'urar kai
The GS400 ULTRA offers three connection modes: 2.4GHz Wireless, Bluetooth, and 3.5mm Wired.

Connectivity options for PC, Mac, PS4, PS5, Switch, and mobile devices.
2.1. 2.4GHz Wireless Mode (USB Dongle)
This mode provides low-latency wireless audio, ideal for gaming on PC, Mac, PS4, PS5, and Nintendo Switch (via Type-C adapter).
- Insert the 2.4GHz USB dongle into an available USB-A port on your PC, Mac, PS4, or PS5. For Nintendo Switch, use the Type-C adapter if needed.
- Power on the headset by pressing and holding the Power button for 2 seconds.
- Switch the headset to 2.4GHz Wireless Mode using the mode switch button (labeled "2.4G").
- The headset should automatically connect to the dongle. The LED indicator on the headset will confirm connection.
2.2. Yanayin Bluetooth (BT)
Use this mode for wireless connection to Bluetooth-enabled devices like PCs, laptops, Macs, and mobile phones.
- Power on the headset by pressing and holding the Power button for 2 seconds.
- Switch the headset to BT Mode using the mode switch button (labeled "BT"). The headset will enter pairing mode, indicated by a flashing LED.
- On your device, go to Bluetooth settings and search for "GS400 ULTRA" (or similar).
- Select the headset to pair. Once connected, the LED indicator will stabilize.
2.3. 3.5mm Wired Mode
This mode is compatible with PC, Laptop, Mac, PS5/PS4 controllers, and NS/Xbox controllers.
- Haɗa ƙarshen ɗaya na kebul na sauti na 3.5mm zuwa jack ɗin belun kunne na 3.5mm.
- Connect the other end to the 3.5mm audio port on your device or controller.
- The headset will operate in wired mode. Note: Some headset functions (like RGB lighting, wireless controls) may not be available in wired mode.
Umarnin Aiki
Familiarize yourself with the headset's controls for optimal use.

Dalla-dalla view of the multi-function controls on the headset.
Sarrafa na'urar kai:
- Kunnawa/Kashewa: Latsa ka riƙe maɓallin wuta na tsawon daƙiƙa 2.
- Kunna/Dakata: Click the Power button.
- Answer/Hang up Phone Call: Click the Power button.
- Refuse Phone Call: Double-click the Power button.
- +ara +: Long press or click the Volume + button.
- --Ara -: Long press or click the Volume - button.
- RGB Light On/Off: Double-click the Volume + button.
- A kunne/Kashe Makarufo: Click the Volume - button.
- Sauya yanayi: Use the dedicated switch to toggle between 2.4GHz Wireless Mode and BT Mode.
RGB Lighting
The headset features RGB lighting. By default, the RGB light mode is active when the headset is turned on. To conserve battery life and extend usage time (up to 35-40 hours), you can turn off the RGB lights by double-clicking the Volume + button. With RGB lights on, battery life is approximately 15-20 hours.
Kulawa
Tsaftacewa
- Wipe the headset surfaces with a soft, dry cloth.
- Kada a yi amfani da sinadarai masu tsauri, masu kaushi mai tsafta, ko kayan wanka masu ƙarfi.
- Keep the charging ports and audio jacks free of dust and debris.
Adana
- Ajiye na'urar kai a wuri mai sanyi, busasshiyar nesa da hasken rana kai tsaye da matsanancin zafi.
- A guji sanya abubuwa masu nauyi a kan belun kunne.
- If storing for an extended period, charge the battery to about 50% to prolong its lifespan.
Kula da baturi
- Guji cikar cajin baturin akai-akai.
- Kada ka bijirar da baturin ga matsanancin zafi ko sanyi.
- If the headset will not be used for a long time, charge it periodically (e.g., every 3 months) to maintain battery health.
Shirya matsala
Babu Sauti / Karancin Ƙarfin
- Ensure the headset is powered on and properly connected (2.4GHz dongle, Bluetooth paired, or 3.5mm cable securely plugged in).
- Duba matakan ƙarar a kan belun kunne da kuma na'urar da aka haɗa.
- Tabbatar cewa an zaɓi na'urar fitarwa ta sauti daidai a cikin saitunan sauti na na'urarka.
- If using 2.4GHz wireless, ensure the dongle is recognized by your device.
Makirifoon baya Aiki
- Ensure the microphone is not muted (click Volume - button).
- Check that the microphone is properly positioned.
- Verify that the correct input device is selected in your device's sound settings.
- Gwada makirufo tare da wani aikace-aikace ko na'ura.
Abubuwan Haɗuwa
- Mara waya ta 2.4GHz: Ensure the dongle is firmly inserted and the headset is in 2.4GHz mode. Try a different USB port.
- Bluetooth: Ensure Bluetooth is enabled on your device and the headset is in pairing mode. Forget the device in your Bluetooth settings and re-pair.
- Move closer to your device to ensure you are within the accessible connection range (up to 49ft for 2.4GHz).
Ƙayyadaddun bayanai

Internal components highlighting the 40mm Neodymium Magnet Driver and ear cushion design.
| Siffar | Ƙayyadaddun bayanai |
|---|---|
| Samfura | GS400 ULTRA |
| Diamita na Kakakin | 40mm ku |
| Impedance | 32Ω ± 15% |
| Hankali | 105dB ± 3dB |
| Yawan Mitar | 15Hz-20 kHz |
| LED Aiki Voltage | DC5V ± 5% |
| Aiki Yanzu | ≤200mA |
| Jaka na kai | USB + 3.5mm 4Pin |
| Ƙarfin baturi | 1000mAh |
| Sigar Bluetooth | 5.3 |
| Nau'in Mara waya | Bluetooth, RF (2.4GHz) |
| Ragewar Impedance | har zuwa 32 Ω |
| Material Pads na kunne | Sadar fata |
| Nauyi | 395 g |
| Siffofin | Tare da makirufo, Ikon Sauti |
| Takaddun shaida | CE, RoHS |

2.4GHz wireless connectivity features, including low latency (≤20ms) and range (≤49ft).

Microphone noise cancellation capabilities, reducing background noise for clearer communication.
Nasihun mai amfani
- Inganta Rayuwar Baturi: If you need longer gaming sessions, remember to double-click the Volume + button to turn off the RGB lighting. This can extend your battery life from 15-20 hours to 35-40 hours.
- Low Latency for Gaming: For critical gaming where every millisecond counts, always prioritize the 2.4GHz wireless connection using the USB dongle. It offers a delay of ≤20ms, providing a highly responsive experience.
- Bayyanar Makirifo: Position the noise-canceling microphone close to your mouth for the best voice capture and to maximize its effectiveness in reducing background noise.
- Daidaita Ta'aziyya: Take advantage of the adjustable headband and plush ear cushions for extended comfort during long gaming sessions.
Garanti da Taimako
The ammtoo GS400 ULTRA Wireless Gaming Headset comes with a standard manufacturer's warranty against defects in materials and workmanship. Please retain your proof of purchase for warranty claims.
For technical support, troubleshooting assistance, or warranty inquiries, please contact your retailer or the manufacturer's customer service. Contact details can typically be found on the product packaging or the official brand website.





