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Headphone Trust Sila Wireless 21709

The Trust Sila Wireless 21709 headphones are designed to provide an immersive audio experience with their wide frequency range from 20 to 20,000 Hz. With a driver unit of 15 mm and a closed acoustic system, these headphones ensure superior sound quality and optimal isolation.

Weighing only 41 g, they are lightweight and comfortable, perfect for extended use, whether for sports or daily activities. Their built-in battery offers up to 6 hours of talk time, and recharging is easy via USB, making them practical and economical to use.

Equipped with Bluetooth 4.1 technology, the Trust Sila Wireless 21709 ensures stable connectivity up to 10 meters. They are compatible with a variety of devices and benefit from multiple Bluetooth profiles for flexible use.

The headphones also feature an omnidirectional microphone, allowing for quality recordings without additional clutter. With a digital volume control and programmable buttons, they offer a personalized and intuitive experience.

In summary, the Trust Sila Wireless 21709 headphones are an ideal choice for those seeking quality sound, prolonged comfort, and convenient wireless connectivity.

Manual of product Sila Wireless 21709

8 10

Editorial note

The Trust Sila Wireless 21709 headphones stand out for their immersive sound quality, thanks to a wide frequency range from 20 to 20,000 Hz and a closed acoustic system that provides optimal isolation. Their in-ear design and lightweight of only 41 g ensure prolonged comfort, making them ideal for long listening sessions. However, the battery life, which allows for up to 6 hours of autonomy, may prove insufficient for users wishing to enjoy their headphones for extended periods without recharging. Additionally, while the Bluetooth 4.1 connectivity is convenient with a range of 10 meters, it could be limited in certain situations and is less advanced compared to newer versions. The modern and aesthetic design of the headphones fits many styles of use, although some users may prefer even more discreet models. The built-in omnidirectional microphone is an asset for clear communications, but the lack of advanced features, such as active noise cancellation, could diminish the appeal of this product in noisy environments. In summary, the Trust Sila Wireless 21709 offers a solid and comfortable audio experience, while presenting some limitations that may not suit all users.

Score details

User experience

The user experience is very pleasant thanks to a comfortable in-ear design and a lightweight of 41 g, allowing for prolonged usage comfort.

Performance

The sound quality is immersive with a wide frequency range of 20 - 20000 Hz and a closed acoustic system, although the lack of active noise cancellation may limit the experience in noisy environments.

Battery life

The rechargeable battery offers up to 6 hours of autonomy, which may be insufficient for users with long listening sessions without recharging.

connectivity

The Bluetooth 4.1 connectivity is convenient with a range of 10 meters, but could be limited in certain situations, and the model is less advanced compared to newer versions.

Design

The design is modern and aesthetic, with lightweight earbuds that fit many styles of use, although some users may prefer even more discreet models.

Features

The built-in omnidirectional microphone is a valuable feature for clear communications, but the lack of advanced features may decrease its appeal for some users.


Advantages

Immersive sound from 20 to 20,000 Hz

Lightweight and in-ear design

Bluetooth 4.1 connectivity up to 10 m

Up to 6 hours of battery life

Built-in microphone for clear communications

Disadvantages

Insufficient 6-hour battery life

Bluetooth range limited to 10 meters

Bluetooth 4.1 less compatible with new devices

Weight of 41 g not discreet enough

Lack of active noise cancellation

Technical Specifications Sila Wireless 21709

General Information

Headphones/Earphones

  • Headphone frequency
    20 - 20000 Hz
  • Reading unit
    15 mm
  • Type of magnet
    Neodymium
  • Acoustic system
    Closed
  • Ear coupling
    Intra-aural

Weight and dimensions

  • Weight
    41 g

Battery

  • Communication time
    6 h
  • Battery type
    Built-in battery
  • Rechargeable battery
    Yes
  • Loading source
    USB

Connectivity

  • Bluetooth model
    4.1
  • Bluetooth Profiles
    A2DP, AVRCP, HFP, HSP
  • Wireless router range
    10 m
  • Connectivity technology
    Wireless
  • Bluetooth
    Yes

Representation / realization

  • Volume order
    Digital
  • Plug and Play
    Yes
  • Product type
    Headset
  • Product color
    Black
  • Type of headset
    Binaural
  • Portable headset style
    Earphones
  • Recommended use
    Sports
  • Order unit type
    Integrated control unit

Other features

  • Brand compatibility
    All brands
  • Quantity of programmable buttons
    3

Microphone

  • Microphone direction type
    Omnidirectional
  • Microphone type
    Integrated

Frequently Asked Questions

At what volume level can hearing be affected?
A volume of 80 decibels can be harmful to hearing. When the sound exceeds 120 decibels, damage can occur immediately. The risk of hearing problems depends on the frequency and duration of listening.
Is it possible to make hands-free calls with my headset?
New headsets are generally equipped with a small built-in microphone that allows for making calls.
What is meant by noise cancellation?
Noise cancellation helps to reduce ambient noise.
What is Bluetooth?
Bluetooth allows for wireless data transmission between electronic devices via radio waves. Generally, the range of this connection can reach up to ten meters.
What is the weight of the Trust Sila Wireless 21709?
The Trust Sila Wireless 21709 weighs 41 g.
Is the manual for the Trust Sila Wireless 21709 available in French?
Unfortunately, the manual for the Trust Sila Wireless 21709 is not available in French. It is offered in other languages.

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Presentation of product Sila Wireless 21709 specifications from brand Trust

General Information

The Trust Sila Wireless 21709 is a model of wireless headphones offered by the brand Trust, known for its commitment to quality and innovation in the audio sector. This model, identified by the EAN code 8713439217094, is designed to provide optimal performance and an enhanced user experience.

Headphones/Earbuds

The Trust Sila Wireless 21709 earbuds feature a frequency range of 20 to 20,000 Hz, providing a rich and immersive sound experience. Equipped with a 15 mm driver and neodymium magnets, these earbuds ensure excellent sound quality. Their closed acoustic design allows for effective isolation, promoting total immersion in the music. The in-ear design also ensures prolonged comfort during listening.

Weight and Dimensions

Battery

These earbuds are equipped with a built-in battery offering up to 6 hours of talk time. This battery life allows for extended use without frequent recharging. The battery is rechargeable via USB, ensuring a practical and eco-friendly solution.

Connectivity

With Bluetooth 4.1 technology, the Trust Sila Wireless 21709 ensures fast and efficient connectivity with a range of 10 meters. It supports multiple Bluetooth profiles, such as A2DP, AVRCP, HFP, and HSP, thus ensuring broad compatibility with various devices. The wireless connectivity allows for flexible use, free from the constraints of cables.

Controls and Design

The digital volume control allows for easy sound adjustment. Additionally, these earbuds feature a Plug and Play functionality, facilitating installation and use. Their binaural design and black color give them a modern and sleek appearance. They are recommended for sports activities and can also be used with a PC or laptop.

Other Features

The Trust Sila Wireless 21709 is compatible with all brands, making it versatile for various audio equipment. It includes three programmable buttons, allowing for customization of the user experience.

Microphone

This model is equipped with an integrated omnidirectional microphone, capturing sounds from all directions, which is ideal for clear and quality communications without added bulk.