Đánh giá tai nghe pioneer ch5t

General

PioneerSE-CH5T | SE-CH5T-Sheadphone0814633020720, 4573243091235EnglishEN - 1 Datasheet [PDF]

Headphones

Headphone frequency8 - 45000 HzHeadphone sensitivity108 dBImpedance26 ΩDriver unit9.7 mmDriver typeDynamicMaximum input power100 mWEar couplingIntraaural

Weight & dimensions Performance

Cable length1.2 mVolume controlDigitalProduct typeHeadsetProduct colorSilverHeadset typeBinauralWearing styleIn-earRecommended usageCalls/MusicControl unit typeIn-line control unit

Other features

Brand compatibilityAny brandButtons quantity1

Ports & interfaces

Connector contacts platingGoldConnectivity technologyWired3.5 mm connectorYes

Technical details

Weight [without cable]7 g

Microphone

The sound quality can be affected by many factors. When it comes to frequency range, the wider it is, the more detail you will hear when listening. However, the range a person can perceive is highly individual. The average person is able to perceive frequencies in the range of 16 to 20 000 Hz. So the most common frequency range you will see on the market is 20 to 20,000 Hz. Lower frequencies up to approximately 256 Hz are considered bass frequencies. Therefore, the lower the bottom value is, the better the headphones will reproduce bass. Conversely, values from approximately 2 048 Hz upwards are treble. That is why headphones with a high upper value will provide a much more accurate reproduction of high notes. Pioneer SE-CH5T-K offers a frequency range of 8 - 45000 Hz. The sensitivity parameter determines how sensitively the headphones can receive the signal from the source. The higher the sensitivity value, the louder the headphones will be able to play with less power consumption. In general, a higher listening volume also means a higher power load for the connected device. So if you're buying headphones to listen to music from your mobile phone, for example, this is relevant to think about as you don't want to drain your phone's battery too much. Lower values around 85 dB are more suitable for listening in more quiet environments [for example, at home or in the office]. Medium values of around 90 dB can provide good listening quality in noisier environments [for example, on public transport or in cafés]. Headphones with high sensitivity values of around 100 dB or more are designed for really noisy environments, such as concerts. The Pioneer SE-CH5T-K has 108 dB.

The device connected to the headphones also plays a role most times. The lower impedance value [approximately 100 to 150 Ohms] is suitable for playback from mobile phones, laptops or other portable players that do not have a powerful enough amplifier. The lower impedance will ensure that the required volume level is achieved with less power, thus extending the life of the player. However, at the same time, with lower impedance, there is more distortion of the sound. Headphones with a higher impedance of around 250 Ohms and above are then more suitable for playback from really powerful signal sources or using a headphone amplifier, otherwise the sound coming out of them might not be loud enough. At the same time, higher-impedance headphones will also ensure less distortion in the sound. In the case of these headphones, the impedance reaches the 26 Ohm value. The maximum input power of these headphones indicates how many decibels they can receive from the device without any damage. For Pioneer SE-CH5T-K, it is 100 mW.

An important part of these headphones is the diaphragm, which, simply put, converts the electrical signal into a sound. The thin diaphragm that is around 6 mm thick can react quickly to changes in the audio signal and improves high-frequency listening. However, it is less sensitive to bass. The medium-thick diaphragm of around 10 mm provides a fairly balanced sound profile, allowing you to enjoy both bass and treble. A thicker diaphragm of around 20 mm cannot react so quickly to changes in the sound signal, thus impairing bass listening. However, it is more sensitive to higher frequencies. This model features the 9.7 mm.

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With more smartphones and most Digital Audio Players offering Hi-Res Audio support, it’s important your next set of headphones is ready to exploit these high-fidelity formats to fullest potential. The SE-CH5T headphone is certified for Hi-Res Audio reproduction with 40 kHz-capable drivers, Airflow Control Port to clarify layers of detail in DSD and 24-bit recordings, and of course, lots of tight bass muscle for rhythmic, compelling performance, from jazz to EDM. Over-the-ear cable design reduces noise and frees you to move while listening, the high quality braided design featuring call answer/end for convenient smartphone use. Stylish, functional, future-focused sound for hi-fi heads wanting better cost-to-performance on their investment.

  • Developed and Certified for Playback of Hi-Res Audio Formats
  • Ultra-Wide-Spectrum 9.7 mm [3/8˝] Dynamic Drivers for Accurate Detail Reproduction and Excellent Imaging Performance
  • Airflow Control Port Technology Improves Mid-band Clarity
  • Driver Design: Fully Enclosed 9.7 mm [3/8˝] Dynamic Driver
  • Impedance: 26 Ohms
  • Frequency Response: 8 Hz–45 kHz
  • Sensitivity: 108 dB
  • Maximum Input Power: 100 mW

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