What's in the box:

A566E Computer Wired Headphone Student Lightweight Noise Cancelling Headset with Microphone for Online Study Education Test (White)

Features:
Fashion, simple and smooth appearance.
Adopts environmental-friendly material, safe for health.
Stable signal transmission, would not disturb the learning.
?40mm speaker driver provides loud and clear sound.
Exceptionally low self-noise for clear sound recording.
Volume adjustable, adjusted by the contact roller on left side of headphone.
Adopts breathable PU leather as ear cover, comfortable for wearing.
Elastic cord can be drawn to longer length, providing more convenience to you.
Comes with 6.35mm metal adapter, can connect to music device with 6.35mm hole.

Specifications:
Model: A566E
Color: White, Black, Pink, Blue (Optional)
Mic Dimensions: ?9.7 * 6.7mm
Directivity: Uni-Directional
Sensitivity: -45db3dB
Impedance: 2.2KO
Microphone Pole Length: 180mm
Speaker Driver Element: ?40mm
Impedance: 32O
Frequency Response: 20Hz-20kHz
S.P.L: 98dB3dB
Plug Type: ?3.5mm * 1
Cord Length: >=2.7m
Compatible Device: Mobile Phone/Tablet/Piano
Item Weight: 180g / 6.35ounces
Package Size: 240 * 210 * 90mm / 9.45 * 8.27 * 3.54in
Package Weight: 349g / 12.31ounces

Note: Due to the different display screen and light effect, the actual color of the item might be slightly different from the color showed on the pictures.

Package List:
1 * Headphone
1 * Storage Bag
1 * 6.35mm Metal Adapter
1 * Adapter Cord