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Thirty black on-ear headphones with metal stems and 3.5 mm plugs

BFKK

BFKK 30 Pack Classroom Headphones with Microphone 3.5 mm Jack Metal Stem

SKU CH-DFEJ-WMFA0

A 30-pack of lightweight on-ear headphones with a 3.5 mm jack, adjustable headband, microphone and durable ABS construction for classroom use

  • 30-pack bulk set equips every student in one purchase
  • Adjustable flexible headband fits a wide range of head sizes
  • Lightweight ABS shell with soft rubber pads stays comfortable during long lessons
  • 5 mm jack connects to phones, laptops, tablets and classroom equipment
  • Built-in high-sensitivity microphone captures clear voice for calls and testing

Classroom 30-Pack Overview

This set provides thirty wired on-ear headphones with integrated microphones for school or home use. Each unit uses a 3.5 mm jack for broad device compatibility. The bulk quantity suits classroom testing, language labs and group listening activities.

Build Integration

The 3.5 mm connector plugs directly into most phones, laptops, tablets, CD players and fitness equipment without adapters. Wired operation removes the need for charging or pairing, freeing up USB ports and Bluetooth bandwidth for other peripherals.

Thermals Noise Power

Passive wired design draws no battery power and generates no heat during use. Closed ear pads block outside noise to keep audio clear at lower volumes. Lightweight ABS construction and flexible headband reduce listener fatigue during extended sessions.

Highlights

  • 30-pack bulk set equips every student in one purchase
  • Adjustable flexible headband fits a wide range of head sizes
  • Lightweight ABS shell with soft rubber pads stays comfortable during long lessons
  • 5 mm jack connects to phones, laptops, tablets and classroom equipment
  • Built-in high-sensitivity microphone captures clear voice for calls and testing

Specifications

No published specifications for this item yet.

Questions about this item

How many headphones are included in the 30 pack for sustained classroom use?

The set contains 30 wired on-ear headphones, each with a built-in microphone and a 3.5 mm jack for plug-and-play operation.

What heat or noise issues arise when the headphones run all day in a classroom?

Passive cooling and no active electronics mean the headphones produce no fan noise and generate no noticeable heat during extended daily use.

Which device port must already be available for the 3.5 mm jack to work?

A standard 3.5 mm audio jack on a phone, laptop, tablet, CD player or similar device is required for audio and microphone connectivity.

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