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Product data
Specifications.
General8
SpecificationSennheiser HD251 II Wired HeadphonesSennheiser 504407 Wired Headset
- Brand
- Sennheiser HD251 II Wired Headphones: Sennheiser
- Sennheiser 504407 Wired Headset: Sennheiser
- Model
- Sennheiser HD251 II Wired Headphones: HD251 II Wired Headphones
- Sennheiser 504407 Wired Headset: 504407 Wired Headset
- Model Number
- Sennheiser HD251 II Wired Headphones: HD251 II
- Sennheiser 504407 Wired Headset: 504407
- Release date
- Sennheiser HD251 II Wired Headphones: 8th November 2012
- Sennheiser 504407 Wired Headset: 15th September 2014
- Colour
- Sennheiser HD251 II Wired Headphones: Black
- Sennheiser 504407 Wired Headset: Black
- Type
- Sennheiser HD251 II Wired Headphones: Headphones
- Sennheiser 504407 Wired Headset: Headset
- Headphone Type
- Sennheiser HD251 II Wired Headphones: Over-Ear
- Sennheiser 504407 Wired Headset: On-Ear
- Connectivity
- Sennheiser HD251 II Wired Headphones: Wired
- Sennheiser 504407 Wired Headset: Wired
Product details4
SpecificationSennheiser HD251 II Wired HeadphonesSennheiser 504407 Wired Headset
- Connector Size
- Sennheiser HD251 II Wired Headphones: 3.5mm
- Sennheiser 504407 Wired Headset: —
- Cord Length (Metres)
- Sennheiser HD251 II Wired Headphones: 1
- Sennheiser 504407 Wired Headset: 2.9
- Weight (g)
- Sennheiser HD251 II Wired Headphones: 140.00
- Sennheiser 504407 Wired Headset: 58.00
- Microphone
- Sennheiser HD251 II Wired Headphones: —
- Sennheiser 504407 Wired Headset: Yes
Connectivity features1
SpecificationSennheiser HD251 II Wired HeadphonesSennheiser 504407 Wired Headset
- Bluetooth
- Sennheiser HD251 II Wired Headphones: No
- Sennheiser 504407 Wired Headset: No
Sound features3
SpecificationSennheiser HD251 II Wired HeadphonesSennheiser 504407 Wired Headset
- Impedance (Ohms)
- Sennheiser HD251 II Wired Headphones: 70
- Sennheiser 504407 Wired Headset: —
- Sensitivity (dB)
- Sennheiser HD251 II Wired Headphones: 120
- Sennheiser 504407 Wired Headset: 113
- Frequency Response Range
- Sennheiser HD251 II Wired Headphones: 16Hz-22,000Hz
- Sennheiser 504407 Wired Headset: 50Hz-18,000Hz
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