Descriptions:

-Stereo foldable headset compact and easily storage.
-Foldable headset  with self adjustable earcup wearingcomfortable.
-Foldable headset compatible for MP3/MP4/CD/computer, etc.
-Foldable headset with inline mic/volume control available ifneeded.
-Foldable headset with RoHs/CE available as needed.
-Foldable headset with buyer's specification accepted.
-Foldable headset with customized package available.

-Any colors are available for promotional design.

Specifications:
-Driver unit: Dia 40mm
-Impedance: 32ohms
-Sensitivity: 109dB /-3dB
-Max input power: 50mW
-Frequency Response: 20Hz-20,000Hz
-Cord length:1.5m /-3%
-Plug type: 3.5mm stereo

Photo for reference:

Colored foldable headset