Instruction/ maintenance manual of the product HD 448 Sennheiser
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HD 44 8 High-quality closed-back around-ear stereo headphones with lifelike stereo sound and high passive noise attenuation You can wear a basic pair of headphones with no obvious redeeming qualities or you can wear Sennheiser’s HD 448. These headphones deliver an excellent, lifelike stereo sound experience - both indoor and outdoor.
Model HD 448 EAN 40 44155 04349 5 UPC No. 6 15104 16795 7 Article Number 502767 T ransducer principle Dynamic, closed Frequency response 16 – 24000 Hz Impedance 24 Ω THD <0.1% (1kHz/100dB) Sound pressure level (1 kHz / 1V rms ) 114 dB (1kHz/1V rms ) W eight 380g Cable length 1.
An important point after buying a device Sennheiser HD 448 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Sennheiser HD 448 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Sennheiser HD 448 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Sennheiser HD 448 you will learn all the available features of the product, as well as information on its operation. The information that you get Sennheiser HD 448 will certainly help you make a decision on the purchase.
If you already are a holder of Sennheiser HD 448, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Sennheiser HD 448.
However, one of the most important roles played by the user manual is to help in solving problems with Sennheiser HD 448. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Sennheiser HD 448 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center