Plantronics CS510 Wireless Headset System DECT 6.0 Over-the-Head Monaural 84691-01

Plantronics CS510 Wireless Headset System (84691-01) — Refurbished

Save on the Plantronics (Poly) CS510 wireless headset system — a reliable, enterprise-grade DECT 6.0 headset designed for desk phone use. Professionally refurbished and backed by Reef Telecom's industry-leading 10-year warranty, this over-the-head monaural headset delivers hands-free productivity for busy office professionals.

Key Features

• DECT 6.0 Technology — 1.9 GHz frequency with 64-bit encryption for secure, interference-free calls
• Up to 350 Ft. Wireless Range — Move freely around the office while staying connected
• Noise-Canceling Microphone — Enhanced DSP filters background noise for crystal-clear conversations
• One-Touch Call Controls — Answer/end, volume, mute, and flash right on the headset
• Conference Up to 4 Headsets — Subscribe additional CS500/Savi headsets for group calls
• Adaptive Power System — Automatically optimizes for maximum range and talk time
• Over-the-Head Monaural Design — Lightweight and comfortable for all-day wear
• CAT-iq Wideband Audio — Premium voice quality on supported systems

Compatibility & Important Notes

The CS510 connects to corded desk phones and is compatible with 98% of office phone systems including Avaya, Cisco, Nortel, and more. For remote call answer/end, pair with an HL10 handset lifter or compatible EHS cable (sold separately). Note: This headset does not connect to computers or via USB — it is designed exclusively for desk phone use.

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All products include our industry-leading 10 Year Warranty backed by Reef Telecom.