Traveling commuters often battle noisy cabins and cramped seats, leaving them with a poor audio experience and a headache. The Sandberg Bulk (825-26), Wired, 20 - 20000 Hz, Headset/Headphones, Black offers a simple, reliable solution - a lightweight, fold-over headphone that delivers clear music without the hassle of batteries or Bluetooth pairing. Its sturdy 3 cm drivers and 100 dB sensitivity make it perfect for personal entertainment on planes, trains, buses, in hospitals or at the cinema, while the bulk packaging is ideal for large-scale orders of at least 100 units.
Sandberg Bulk (825-26), Wired, 20 - 20000 Hz, Headset/Headphones, Black - the practical answer to noisy travel
When you’re on the move, background noise can ruin your favourite tracks or distract you from work. This problem matters because it reduces comfort, concentration and overall enjoyment of the journey. Sandberg Bulk (825-26), Wired, 20 - 20000 Hz, Headset/Headphones, Black solves it with a wired, 3.5 mm connection that guarantees instant, uninterrupted sound. The supra-aural earcups sit comfortably over the ears, while the 1.8 m cable gives you enough reach to move without pulling on your device. Its compact, foldable design means it fits easily into a bag or pocket, ready for the next trip.
Key Features
- Cable length: 1.8 m - gives you freedom to move while staying connected
- Product colour: Black - sleek, professional look that matches any device
- Recommended usage: Music - tuned for an enjoyable listening experience
- Wearing style: Head-band - classic fit that stays secure during travel
- Product type: Headphones - dedicated audio device without unnecessary extras
- 3.5 mm connector: Yes - universal plug works with most smartphones, tablets and laptops
- Connectivity technology: Wired - no battery, no latency, reliable performance
- Total Harmonic Distortion (THD): 1% - low distortion for clear sound reproduction
- Driver unit: 3 cm - provides balanced mids and highs across the spectrum
- Magnet type: Ferrite - durable magnetic core for consistent output
Benefits
You will enjoy crystal-clear audio without the need to charge or pair a device, saving time and eliminating frustration. The lightweight 51 g construction means you can wear them for hours without discomfort, while the foldable earcups keep them compact for easy storage. Their universal 3.5 mm jack ensures compatibility with almost any audio source, so you won’t be limited by brand or model. Finally, bulk packaging makes them cost-effective for schools, hospitals or corporate fleets that need reliable headphones for many users.
Specifications
| Performance |
| Cable length |
1.8 m |
| Product colour |
Black |
| Recommended usage |
Music |
| Wearing style |
Head-band |
| Product type |
Headphones |
| Ports & interfaces |
| RF connectivity |
No |
| Bluetooth |
No |
| USB connectivity |
No |
| 6.35 mm connector |
No |
| 3.5 mm connector |
Yes |
| Connectivity technology |
Wired |
| Headphones |
| Total Harmonic Distortion (THD) |
1% |
| Driver unit |
3 cm |
| Magnet type |
Ferrite |
| Headphone sensitivity |
100 dB |
| Impedance |
32 Ω |
| Headphone frequency |
20 - 20000 Hz |
| Ear coupling |
Supraaural |
| Maximum input power |
100 mW |
| Microphone |
| Microphone type |
Not available |
| Weight & dimensions |
| Weight |
51 g |
| Height |
16 mm |
| Depth |
1.2 mm |
| Width |
12 mm |
| Packaging data |
| Package weight |
53 g |
| Package height |
19 mm |
| Package depth |
1.3 mm |
| Package width |
15 mm |
| Other features |
| Manufacturer |
Sandberg |
| Maximum input power |
100 mW |
| Package weight |
53 g |
| Voice coil type |
Copper |
| 2.5 mm connector |
No |
