ONIKUMA K20 3.5mm Wired Headphone RGB Backlight Gaming Headset with Microphone for Desktop PC Gamers Phone PS4 
Feature:
1. The adjustable omnidirectional microphone eliminates the echo, reduces background noise, and provides super solid and clear smooth talk voice for better in-game chats.
2. The 40mm magnetic neodymium drivers which have shocking bass and allow hearing the position and footsteps accurately can bring you a vivid sound field, capable of various games.
3. Skin soft earmuffs are comfortable and breathable for long time wear and have good acoustic insulation to cut out external sounds. Thickened sponge support and adjustable head beam are suitable for all sizes head.
4. Color-changing LED lights are designed on the earcups to highlight the atmosphere of the game. You will look super stylish with a nice design.
5. Suitable for smart phone, laptop, for PS4, and other audio devices with 3.5mm port. 

Specification:
Model: K20
Color: Black, Camouflage White, Camouflage Grey
Speaker Diameter: 40mm/1.57"
Frequency Range: 20-20KHz
Sensitivity: 118±3dB
Impedance: 32Ω±15%
Microphone Diameter: 6.0 X 5.0mm/0.24 X 0.2"
Microphone Sensitivity: -38±3dB
Microphone Impedance: 2.2KΩ
Directionality: Omnidirectional
Working Current: ≤100mA
Input Plug: 3.5mm 4Pin + USB (for LED)

Note:
1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!
2. Please allow 1-3mm measuring deviation due to manual measurement.