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HP SupraPlus H251 mono wired headset, over-the-head design, single ear cup

HP

HP 7S442AA SupraPlus H251 Mono Wired Headset Accessory

SKU CH-XKYC-WY2DY MPN 7S442AA

Mono wired headset with over-the-head design and TAA-compliant ear cup

  • Product typeOver the Ear
  • Mono audio keeps calls focused on one ear
  • Wired connection removes latency and pairing steps
  • Over-the-head design distributes weight across the crown
  • Monaural ear cup leaves the other ear open
  • TAA compliance supports government procurement requirements

Mono wired headset for desk use

The HP 7S442AA SupraPlus H251 is a monaural headset built for single-ear monitoring in office environments. Its wired connection provides consistent audio without battery management. The over-the-head design keeps the unit stable during long shifts. TAA compliance makes it eligible for government procurement schedules.

Suits single-ear communication, not stereo media

Agents who need to stay aware of surrounding conversation while taking calls will benefit from the mono earcup. Users who require stereo playback for music, multimedia or immersive conferencing should look at a dual-ear model. The fixed cable limits mobility, so workers who roam far from the desk need a wireless alternative.

Monaural form factor decides fit

The single earcup leaves one ear open, which is the defining characteristic for this headset. Buyers who need both ears covered for noise isolation or stereo sound must choose a binaural headset instead.

How it compares

Measured against everything we stock in Earbuds & Over-Ear Headphones, at today’s prices. Recalculated every night.

Price $77.99
Pricier than about 81% of the 7,078 comparable items (median $25.99).

Specifications

Product
Product typeOver the Ear
Power
Built-in batteryNo
Size & build
Shipping weight0.14 kg
Package size457 × 345 × 142 mm

Questions about this item

What is the first comfort limit during long shifts with the over-the-head design?

The single ear cup and headband create pressure on one side after several hours of continuous wear.

How much heat or noise does the headset produce during all-day use?

It has no battery or active electronics, so it generates no heat and makes no noise of its own.

Which connector must the phone or adapter already provide for the 7S442AA to work?

A standard RJ9 handset port is required on the desk phone or compatible amplifier.

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