Specification :
- Headphone weight : about 300g
- Frequency response : 20Hz - 20kHz
- Moving coil type / diameter : Φ40mm
- Wire : braided wire. length 2.2m
- Sensitivity : 108±3dB
- Maximum power : 30mW
- Resistance : 32Ω ± 15%
- Speaker diameter : 40mm
- Headphone interface type : 3.5mm interface
- Microphone resistance : ≤2.2KΩ
- Current : 80mA
- Voltage : DC3V

Features
1. Lightweight design, soft adaptive suspension headband, breathable skin-packing ear earmuffs, no pressure, more comfortable to wear.
2. 3.5mm Audio plug, suitable for digital devices such as mobile phones and tablet computers with 3.5mm audio interface.
3. Ergonomically designed double-alloy painted steel head beam, strong and durable, high-grade texture.
4. Unique voice and brand professional game 40mm speaker unit make you feel shocked and real when you are in the game.
5. HP standard one-year limited warranty from the date of purchase