Product information:

Type: Optical Mouse

Connection with computer: wired
Photoelectric resolution: 4000dpi (dpi)
Number of buttons: 8 (key)
Interface: USB
Adjustable resolution: four files
Working mode: photoelectric
Roller direction: four-way wheel
Features: Gaming Mouse, Ergonomics
Line length: 1.5 (m)
Color Classification: Black and Blue Basic Edition Black Orange Basic Edition Black and Red Basic Edition

Headphone type: Headphone
Wearing style: head-mounted
Headphone output source: general
Plug diameter: 3.5mm
Plug type: straight plug type
Whether wireless earphone: Wired earphone
Is there a microphone: yes
Sounding principle: moving coil
Frequency response range: 15-20000 (Hz)
Impedance: 22 (Ω)
Sensitivity: 105 (dB)
Distortion rate: 0.05 (%)
Wire length: 2.1 (m)
Speaker diameter: 40 (Φmm)
Headphone cable material: braided wire