MPN	4993-829-409
SKU	4993-829-409
UPC	706487018438
Brand	Jabra
Color	Black
Model	Evolve 20 SE UC Mono
Notes	Special Edition (SE) refers to leatherette ear cushion design for improved passive high-frequency noise reduction. Some sellers/listings reference a Microsoft-certified SKU (Evolve 20 SE MS) for Skype for Business compatibility.
Edition	Special Edition (SE)
Controls	In-line control unit: answer/end, volume, mute
Warranty	Manufacturer warranty listed as 1 year in multiple listings
Impedance	32 ohm
Description	The Jabra Evolve 20 SE UC Mono is a wired, entry-level professional mono headset designed for unified communications. It features a USB-A plug-and-play connection and an in-line control unit for answer/end, volume and mute. The single on-ear speaker uses soft leatherette ear cushions for passive noise reduction while a noise-canceling boom microphone (electret condenser) reduces background noise for clearer conversations. Built for comfort with an adjustable headband, the Evolve 20 SE is UC-certified and optimized for major softphone platforms; Microsoft Teams/Microsoft-certified variants are available where indicated.
Form Factor	Headband, On-ear (mono)
Cable Length	Headset cable ~4 ft (1.2 m); USB control cable ~3 ft (as listed)
Connectivity	Wired (USB-A)
Manufacturer	Jabra (GN Netcom)
Product Line	Jabra Evolve
Product Type	Headset
Compatibility	UC-certified; compatible with major softphone/UC platforms. Microsoft Teams/Microsoft-certified variants available. (See MS variant for explicit Skype for Business compatibility.)
Plug and Play	Yes
Product Title	Jabra Evolve 20 SE UC Mono USB-A Headset (Special Edition) - 4993-829-409
Connector Type	USB-A
Max Input Power	5 mW
Microphone Type	Boom microphone
Country of Origin	China
Diaphragm Diameter	1.1 inch
Noise Cancellation	Passive noise cancellation (leatherette cushions); noise-canceling microphone
Number of Earpieces	Single (Mono)
Speaker Output Mode	Mono
Ear Cushion Material	Leatherette (soft)
Included Accessories	Integrated in-line control unit; USB-A cable (attached)
Microphone Technology	Noise-canceling (electret condenser)
Audio Input Sensitivity	-44 dB
Audio Output Sensitivity	93.6 dB
Manufacturer Part Number	4993-829-409
Frequency Response (Input)	100 - 10,000 Hz
Compliance / Certifications	UC-certified; listings indicate FCC, KCC, RCM, UL
Frequency Response (Output)	150 - 7,000 Hz

Jabra Jabra (4993-829-409) Evolve 20 UC Mono SE is a supplier-matched product available from Spot IT. Use this item for compatible business, office, and IT requirements. Manufacturer part number: JB20101. Order online for Australia-wide delivery with local support.