Trust Primo Chat Headset for PC and laptop 21665 - TRS21665

Identifiers
Model Trust 21665
MPN Trust 21665
Dimensions / Weight
Key Features
Acoustic system
Indicates the configuration of an acoustic system, such as closed, open, semi‑open or semi‑closed. The value describes how sound is managed within the device and helps users understand its acoustic characteristics.
Semi-closed
Cable colour
The visual hue or combination of hues that a cable exhibits, expressed as common colour names such as "Black", "White" or comma‑separated lists like "Black, White". It indicates the appearance of the cable for identification and aesthetic purposes.
Black
Cable length
The linear distance that a cable covers, expressed with a length unit such as meters, centimeters or inches. It represents the total usable length of the cable for connecting devices.
1.8 m
Colours
A colour is a visual attribute that describes the hue or shade of an object or surface. It can be a single dominant colour, a combination of colours, or a range such as "Black, White". The value may be expressed in common names (e.g., Black, Silver) or descriptive terms (e.g., One Colour, Assorted).
Assorted
Compatible products
A list of product names that are known to work with or be supported by this item, such as models, series, or specific configurations. Each entry represents a distinct product that can be used interchangeably or in conjunction with the current product.
PC, Laptop, Phone, Tablet
Connector Type
The physical interface or port used to connect a device to another component or system, such as USB, HDMI, RJ‑45, 3.5 mm jack, or fiber optic connectors. It indicates the shape, pin count, and electrical characteristics that determine compatibility with cables, adapters, and peripherals.
3.5mm jack
Control unit type In-line control unit
Cordless
Indicates whether the product can operate without a wired connection, allowing it to function independently of a power cord or network cable.
Corded
Country of origin
The country where the product was manufactured or its primary geographic source. This attribute indicates the nation responsible for the production or assembly of the item.
China
Ear coupling
The type of ear attachment used by a headset or earphones, indicating how the device fits around or inside the ear. Common values include "Intraaural", "Circumaural", "Supraaural" and "On‑ear". This attribute helps users choose a model that matches their preferred fit and comfort.
Supraaural
Form factor
Specifies the physical configuration or design of a product, such as ATX, Micro‑ATX, Mini‑ITX, tower, case with cover, etc. It describes how the device is built and what mounting or expansion options it supports.
Headset/Microphone
Headphone frequency
The span of audio frequencies that a product can accurately reproduce or respond to, expressed in hertz (Hz). It indicates the lowest and highest frequencies the device can handle, helping users assess suitability for music playback, communication, or signal processing applications.
70
Headset type
The general classification of a headset based on how it delivers audio to the user, such as binaural (two‑channel), monaural (single‑channel), or other configurations. This attribute helps buyers understand whether the device provides stereo sound, single‑speaker output, or specialized listening modes.
Binaural
Impedance
The impedance value indicates the resistance that a component or circuit offers to alternating current, expressed in ohms (Ω). It is used to characterize speakers, microphones, audio cables and other electronic equipment to ensure optimal compatibility with the source signal.
32
Mac Compatibility
Indicates whether a product is compatible with Apple Mac computers or macOS operating systems. The value can be "Yes" if the device supports Macs, or "No" if it does not.
Yes
Microphone frequency
The span of audible frequencies that a microphone can accurately capture, expressed as a minimum and maximum value in hertz (Hz). It indicates the lowest and highest tones the device can reproduce or record, helping users assess suitability for different audio applications.
30
Microphone input impedance
The electrical impedance presented by a microphone input, expressed in ohms (Ω). It indicates the resistance that the input circuit offers to alternating current signals, affecting signal level and compatibility with microphones.
22000
Microphone sensitivity
The acoustic sensitivity of a microphone, expressed in decibels (dB). It indicates how effectively the microphone converts sound pressure into an electrical signal; lower (more negative) values mean higher sensitivity and better performance at low sound levels.
-60 dB
Microphone Type Boom
OEM
A unique identifier used by original equipment manufacturers to distinguish a specific product model. It typically consists of alphanumeric characters and may include series or version information, allowing users to track and verify product compatibility across supply chains.
21665
Pack contains
The total count of individual units contained within a single package or bundle. This value helps customers understand how many pieces they receive when purchasing the product, and it is useful for inventory, shipping calculations, and consumer information.
1
Print selling unit
The total number of individual units contained in a single product or packaging unit, such as the number of items in a box, the number of components in an assembly, or the quantity of consumables in a pack. This value is expressed as a positive integer without any measurement unit.
Each
Recommended usage
A brief statement of the intended or most suitable use cases for a product, such as the type of environment (indoor, outdoor), activity (gaming, office work, music listening) or general application category. It helps customers quickly determine whether the item fits their needs.
Calls/Music
Volume control
Indica el mecanismo o método con que se opera la función de ajuste de volumen en un producto, como botones físicos, controles giratorios, táctiles, digitales o combinaciones de estos. Los valores comunes incluyen "Tocar", "Botones", "Giratorio", "Control en línea" y otras variantes similares.
Yes
Warranty
The length of time for which the manufacturer guarantees that the product will be free from defects in materials and workmanship, typically expressed in years or months.
2 Years
Wearing style
A textual description of the way a product is worn or fitted on the body, such as "headband", "earhook", "neck‑band", "over‑the‑ear", or "in‑ear". This attribute helps users understand how the item will be positioned and secured during use.
In-ear
Weight
The mass of the product expressed in a standard unit such as grams or kilograms. It represents how heavy the item is and can be used for shipping calculations, handling instructions, or consumer information.
0.05 kg
Wired / Wireless
Indicates whether the product uses a wired or wireless connection for data transfer and communication. The value is typically "Wired" or "Wireless", allowing users to quickly determine if the device requires a physical cable or can operate without one.
Wired
Trust

The brand Trust is a company that creates and sells watches. They are known for their high-quality, luxury watches.