HamiltonBuhl Primo Stereo Headphones Black 100 Pack
Sale price
$1,275.99
Regular price
$2,072.50
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HamiltonBuhl Primo Stereo Headphones Black 100 Pack
SKU: PRM100B-100
Sale price
$1,275.99
Regular price
$2,072.50
Ships in 1–2 business days. Orders typically arrive in 3–8 business days.
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Purchase Orders
School & district POs accepted
Product Support
Help choosing the right audio
Free Quotes
Bulk & institutional pricing
Tax-exempt or paying by PO? Request a quote with your exemption certificate and we’ll remove sales tax. Request a quote · How to order with a PO
One hundred HamiltonBuhl Primo stereo headphones in black, in one order. Primo is a durable, on-ear listening headphone with a chew- and kink-resistant Dura-Cord, made for K–12 classrooms, labs and Chromebook carts. This pack lets you standardize a grade level or a whole school on one model.
Listening only: this model has no microphone. If students need to speak or record, choose a school headset with a microphone instead.
At a glance
- Pack: 100 Primo headphones, black
- Connection: 3.5mm stereo plug (TRS)
- Microphone: none — listening only
- Fit: on-ear, wipe-clean leatherette cushions
- Cord: 5 ft Dura-Cord
- Warranty: 1-year manufacturer warranty
Buying for a school or district?
- Purchase orders accepted from schools, districts and government agencies; tax-exempt purchasing supported.
- Volume pricing for classroom and district quantities: request a quote and we usually reply within one business day.
- Free shipping on orders over $200 to the contiguous 48 states.
Why schools choose Primo
- Built for schools. ABS construction and a braided, PVC-sleeved Dura-Cord that resists chewing, kinks and knots.
- Wipe-clean cushions for shared classroom use.
- Noise-reducing earcups that help block classroom distractions.
- One model everywhere. A 100-pack keeps every room on the same headphone, which simplifies replacements.
Device compatibility
Check your device: Plugs into the 3.5mm headphone jack on Chromebooks, laptops, desktops and tablets. For USB-C-only devices, add a USB-C to 3.5mm audio adapter.
Classroom uses
- Digital lessons, lesson videos and audiobooks
- Reading, literacy and language programs
- Listening portions of online assessments that don't require a microphone
- Computer labs, listening centers, libraries and media centers
Need a different color or a smaller set? Primo 100-packs also come in Blue and Red, and black is sold individually or as a Sack-O-Phones 5-pack.
Specifications
Show all specifications
| Pack SKU | PRM100B-100 |
|---|---|
| Pack quantity | 100 headphones |
| Design | Personal, on-ear |
| Color | Black |
| Connection | 3.5mm stereo plug (TRS) |
| Microphone | None |
| Cord | 5 ft Dura-Cord, braided, PVC-sleeved |
| Drivers | 30 mm |
| Frequency response | 50 Hz – 20 kHz |
| Impedance | 32 ohms |
| Cushions | Leatherette, wipe-clean |
| Warranty | 1 year (HamiltonBuhl) |
Care
Hold the plug, not the cord, when disconnecting; wipe the cushions between users; and store each unit dry between uses. See our school headphone care guide.
Common questions
How many headphones are included?
100 black Primo headphones. A quantity of 1 is one 100-pack.
Will they work on our Chromebooks?
Yes, on any Chromebook with a 3.5mm headphone jack. USB-C-only models need a USB-C to 3.5mm adapter.
Do they have a microphone?
No. They are listening only.