Title
Title
Specification
| Basic Information | |
| Brand | ONIKUMA |
| Model | GT820 |
| Product Type | Wireless Gaming Headphone |
| Color | Grey |
| Wearing Type | Over-Ear |
| Audio Specification | |
| Driver Diameter | 32mm |
| Driver Type | Dynamic Driver |
| Frequency Response | 20Hz – 20KHz |
| Impedance | 32Ω |
| Sensitivity | 108dB ±3dB |
| Microphone | |
| Microphone Size | 4 × 1.3mm |
| Microphone Sensitivity | -42dB ±3dB |
| Microphone Type | Built-in / Noise-Reducing Microphone |
| Wireless & Connectivity | |
| Connectivity | Wireless |
| Wireless Chipset | JL7006F4 |
| Wireless Distance | ≥15M |
| Bluetooth Version | V5.4 on newer official revision |
| Battery & Power | |
| Battery Capacity | 500mAh |
| Playtime | Up to 60 Hours at 50% Volume |
| Charging Time | Approx. 2.5 Hours |
| Charging Interface | USB Type-C on newer official revision |
| Design & Compatibility | |
| Design | Lightweight & Adjustable |
| Ear Cushion | Soft Cushioned Earpads |
| Compatible Devices | PC, Laptop & Compatible Wireless Devices |
| Warranty Information | |
| Warranty | 1 Year Warranty |
Product Descriptions
ONIKUMA GT820 Wireless Grey Gaming Headphone
The ONIKUMA GT820 Wireless Grey Gaming Headphone is a lightweight wireless gaming headset designed for gamers who want freedom of movement, clear audio and extended battery life. Equipped with 32mm dynamic drivers, a 500mAh rechargeable battery and the JL7006F4 wireless chipset, the GT820 delivers a practical combination of gaming performance, comfort and long-lasting wireless use. Current Bangladesh listings specify up to 60 hours of playtime at 50% volume and a wireless range of 15 meters or more.
32mm Dynamic Audio Driver
The ONIKUMA GT820 features a 32mm dynamic driver with a 20Hz–20KHz frequency response, 32Ω impedance and 108dB ±3dB sensitivity. This configuration is designed to deliver clear and dynamic sound for gaming, music, movies and everyday entertainment.
Stable Wireless Connectivity
Powered by the JL7006F4 chipset, the GT820 provides wireless connectivity with a specified range of ≥15 meters in current Bangladesh listings. This allows gamers to move around without being restricted by a traditional wired headset cable.
Long-Lasting 500mAh Battery
The built-in 500mAh rechargeable battery provides up to 60 hours of playtime at 50% volume according to current Bangladesh specifications. This makes the GT820 suitable for extended gaming sessions, music listening and everyday wireless use without frequent charging.
Fast 2.5-Hour Charging
The GT820 is specified with an approximately 2.5-hour charging time, allowing users to recharge the headset and get back to their gaming or entertainment sessions without a long waiting period.
Clear Communication Microphone
The built-in microphone measures approximately 4 × 1.3mm and has a sensitivity of -42dB ±3dB. It is designed to provide clear voice communication during multiplayer gaming, online calls and team conversations.
Lightweight & Comfortable Design
The GT820 is designed around a lightweight construction with comfortable ear cushions and an adjustable headband. Its over-ear design helps provide a comfortable fit for extended gaming and listening sessions.
Grey Gaming Aesthetic
The Grey finish gives the ONIKUMA GT820 a clean and modern appearance that works well with gaming PCs, laptops and everyday personal setups. Its simple design also makes it suitable for casual music and multimedia use.
Versatile Everyday Use
The ONIKUMA GT820 can be used for:
- PC and laptop gaming
- Wireless gaming
- Multiplayer voice communication
- Music and movies
- Online calls
- Everyday entertainment
- Compatible wireless devices
Why Choose ONIKUMA GT820?
- 32mm dynamic driver
- 20Hz–20KHz frequency response
- 32Ω impedance
- 108dB ±3dB sensitivity
- JL7006F4 wi
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