Feature

●【2.5mm Plug】With 2.5 mm jack is compatible with landline phones or cordless Dect phones with 2.5 mm headset jack. Filter out all unwanted background noise and pick up your voice loudly and clearly for clear conversations on calls.
●【Adjustable Volume】With a noise?cancelling microphone and inline volume control, you can easily adjust the speaker volume. Designed for users who handle a large number of calls.
●【Comfortable To Wear】Using ergonomic design and staying comfortable with soft ear pads, no fatigue or pain after long time wearing, allows you to wear it comfortably for hours.
●【Adjustable Size】Equipped with an adjustable headband and a very flexible microphone boom, can bend for all head sizes to relieve the pressure from the headset.
●【Wide Application】For professional use of business or other unified communications platforms that require a consistently excellent hands?free headset, such as call center agent, telecom marketing and sales, etc.

Description

How to Use:
Plug and play.

Specification:
Item Type: Business Headset
Material: ABS
Colour: Black
Type: Monaural
Plug Diameter: 2.5mm
Function: Call/ Adjustable Volume / Mute the Microphone
Scope of Application: Compatible with Landline Phones or Cordless Dect Phones with 2.5mm Headphone Jack

Speaker Parameters:
Sensitivity: 105±3dB (At 178mV 1KHz)
Voice Coil Impedance: 150±15Ω (At 1KHz)
Frequency Characteristics: 100Hz to 10KHz
Distortion: ≤5% (At 178mV 1KHz)
Microphone Parameters:
Directivity: Single Point
Sensitivity: to 40±2dB)2.0V, 2.2KΩ, 1KHz)
Distortion: ≤5% (At 4.5V 2.2KΩ 1kHz)
Frequency Characteristics: 200Hz to 6KHz
Current Consumption: 100 to 500υA

Package List:
1 x Telephone Headset
1 x Manual

Note:
Some phones need to program the headset buttons for the headset to work properly.