Konohan KQ1700 Wired Headphone

Features: 10 Pack headphones black adjustable wire classroom headphones library on ear headphones comfortable stereo school headphones with 3.5 mm headphone plug for student, kids, adults, travel Improve student's concentration: The headphones for student are of quality and good sound, can combine listening and interactive lessons, and can easily improve student's concentration, suitable for students to listen and test, or as a reward gift for students or family members at parties, events or festivals. Specifications: Color: black Material: ABS Size: about 4ft/ 120 cm long Package includes: 10 Pack classroom headphones Warm tips: Manual measurement, there may be slight errors in size. Due to lighting issues, the actual color may be slightly different from the picture