Jabra EVOLVE 20 MS Stereo Wired Headset – 4999-823-109
KSh 7,500.00 (+ VAT(16%)
Key Features
1. Noise‑Cancelling Microphone
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Directional electret condenser mic with passive noise cancellation to minimize background noise for clear conversations
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Always-on noise reduction—no switching needed
2.Passive Noise‑Cancelling Ear Cushions
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Foam ear cushions (leatherette on SE version) block high-frequency distractions like typing and chatter
3. Plug‑and‑Play USB Connectivity
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USB‑A plug-and-play setup works instantly with PCs and Macs—no drivers required
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Included inline control module lets you answer/end calls, adjust volume, and mute easily
4. UC & Microsoft Teams Certification
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Certified for Microsoft Teams variant with automatic Teams integration—LED shows incoming calls/messages
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Broad support for major UC systems: Skype for Business, Cisco, Avaya, Unify, etc.
5. Good Audio Quality for Calls & Music
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Wideband speakers (28 mm) with frequency range of 20 Hz–20 kHz in music mode
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Comfortable listening level with 93.6 dB SPL sensitivity and 32 Ω impedance
6. All‑Day Comfort & Durability
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Lightweight stereo version (132 g) with adjustable headband and soft on‑ear cushions
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Robust build with stainless steel and PC/ABS components
7. Jabra Software Support
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Compatible with Jabra Direct and Jabra Xpress for firmware updates and remote device control
8. Hearing Safety & Protection
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Includes PeakStop™ technology to block sudden loud sounds; meets EU Noise at Work and G616 standards
9. Reliable Wired Performance
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No batteries required—USB‑powered with 2.15 m cable (95 cm control + 120 cm headset)
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Simple and dependable—ideal for consistent office use
Summary of Top Benefits:
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Clear voice calls even in noisy spaces
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Effortless call control with inline buttons and Teams integration
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Comfortable for long wear with soft, adjustable fit
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Safe audio levels with built-in hearing protection
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No charging hassles—just plug in and go
Jabra Evolve 20 MS Stereo (USB‑A) 4999‑823‑109
General
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Model & SKU: Jabra Evolve 20 MS Stereo, USB‑A (4999‑823‑109 / UPC 5706991016970)
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Form factor: On‑ear headband (stereo)
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Weight: 132 g (4.66 oz) with in-line control
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Dimensions: 151.2 × 59.5 × 170.4 mm (5.9 × 2.3 × 6.7 in)
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Materials: PC/ABS plastic, stainless steel accents, foam ear‑cushions
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Box contents: Headset, USB call-control module, documentation; foam cushions (stereo)
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Packaging size: ~180 × 35 × 230 mm
Connectivity
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USB interface: USB‑A plug-and-play (MS Teams certified)
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Cable lengths:
• Control module cable: 95 cm (37.4 in)
• Headset cable: 120 cm (47.2 in) -
Power source: USB-powered (no battery)
Audio
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Headset bandwidth: Wideband (voice & music)
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Speaker size: ø28 mm
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Sensitivity & power: 93.6 dB SPL @ 1 kHz, 5 mW rated, 10 mW max
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Impedance: 32 ± 4.8 Ω @ 1 kHz
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Frequency range:
• Music mode: 20 Hz – 20 kHz
• Speak mode: 150 Hz – 7 kHz
Microphone & Call Control
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Mic type: Electret condenser uni-directional
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Sensitivity: –48 to –44 dB @ 1 kHz, 1 Pa
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Frequency range: 100 Hz – 10 kHz
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Features:
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Passive noise cancellation (foam cushions)
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DSP with echo suppression & PeakStop™ hearing protection
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Certifications & Compliance
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UC certifications: Microsoft Teams, Skype for Business (MS Lync), Cisco, Avaya, Unify etc.
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Regulatory: CE, FCC, KCC, RCM, UL, EU Noise at Work, ISO? G616 compliance
Operating Conditions
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Operating temperature: –10 °C to +55 °C (14 °F to 113 °F)
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Storage temperature: –30 °C to +80 °C, with specified durations per range
Software & Compatibility
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Software support: Jabra Direct, Jabra Xpress (for firmware and remote call-control)
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Plug-and-play: Instant compatibility with major UC platforms; Teams variant auto configures in Microsoft Teams
Optimized Tips
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Stereo vs Mono: Stereo offers richer audio for calls/music; mono weighs just 104 g if you prefer lightweight.
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Teams variant advantage: The 4999‑823‑109 is certified for Microsoft Teams with automatic call control integration.
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Comfort: On-ear foam cushions deliver passive noise reduction; ideal for open offices but may feel warm over long use.
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Durability: Robust build with stainless-steel reinforcement ensures longevity.
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