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Overview

Open Box Cisco CP-8831-K9 Unified IP Conference Phone offers the same premium performance as new units—HD full-duplex audio, 360° mic coverage, and a 3.5″ backlit display—at a significant discount. Ideal for medium to large meeting rooms, it supports expandable configurations with wired or wireless mics and optional daisy-chaining. Condition: excellent like-new, may lack sealed packaging; includes standard accessories.
Open Box

Open Box Cisco CP-8831-K9 Unified IP Conference Phone.

Model: Cisco CP-8831
Web Code: 19368782
Sold and shipped by | 3.9 seller rating (8 reviews)

Available for deliveryAvailable online only

Delivery times vary by location. Most Marketplace items leave sellers' locations within 2 business days. Allow additional time for shipping.

Seller Return Policy

Warranty

Check with the manufacturer for details.

For Quebec residents: See the Availability Guarantee disclosure in the Specifications section below.

Open Box Cisco CP-8831-K9 Unified IP Conference Phone.

✨ Key Features

HD Full‑Duplex Wideband Audio (G.722) – Two‑element speaker delivers superior clarity, with automatic gain, echo suppression, and up to 92 dB SPL

360° Four-Mic Coverage – Four hemi‑cardioid microphones arranged for consistent pickup; supports wired/wireless mic kits

Detachable Control Panel & Large Display – 3.5″ backlit graphical display (396 × 162 px) on a detachable control panel for flexible positioning

Secure SIP Connection – Supports SIP signaling with device authentication and encryption (TLS, SRTP, AES‑128)

Product Condition
Open Box

For Quebec residents – Disclosure under the Consumer Protection Act

In compliance with Bill 29, Best Buy and third-party sellers on Best Buy Marketplace do not guarantee the availability of replacement parts, repair services, or maintenance information for any products. Coverage provided through any Best Buy Protection programs and applicable manufacturer warranties, if any, remain in place. Please contact the manufacturer directly for information about their availability guarantee.

Shipping Charges

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Processing Time

Most items ship within 2 business days after an order is placed*. Allow additional time for shipping to your address.
*Please note: If an item you ordered becomes unavailable, you'll be notified and a full refund will be processed within 2 business days.

Shipping Area Restrictions

Shipping is not available in the following areas*:
  • No restrictions in Canada
*Please note: Shipping area restrictions may vary for large items. If an item can't be shipped to your address, we'll let you know during the checkout process.
Product Category
Home phones and office communication products
Return/Exchange Period
30 days
Condition
Opened

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