---
product_id: 24384628
title: "B159 Conference Phone"
brand: "avaya"
price: "2023 kr"
currency: DKK
in_stock: true
reviews_count: 2
category: "Avaya"
url: https://www.desertcart.dk/products/24384628-b159-conference-phone
store_origin: DK
region: Denmark
---

# SD Memory card for seamless call recording 320 sq. ft. pickup range for large rooms Full Duplex for crystal-clear calls B159 Conference Phone

**Brand:** avaya
**Price:** 2023 kr
**Availability:** ✅ In Stock

## Summary

> 📞 Elevate your boardroom calls—because your ideas deserve to be heard loud and clear!

## Quick Answers

- **What is this?** B159 Conference Phone by avaya
- **How much does it cost?** 2023 kr with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.dk](https://www.desertcart.dk/products/24384628-b159-conference-phone)

## Best For

- avaya enthusiasts

## Why This Product

- Trusted avaya brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Expand Your Reach:** Optional B100 expansion microphones extend coverage for larger boardrooms and dynamic discussions.
- • **Designed for Impact:** Sleek, professional design fits perfectly in any executive conference room, supporting groups of 10+.
- • **Record Every Insight:** Built-in SD memory card lets you capture and archive calls for easy reference and compliance.
- • **Crystal-Clear Full Duplex Audio:** Experience natural, echo-free conversations that make remote meetings feel in-person.
- • **Seamless Multi-Mode Connectivity:** Switch effortlessly between analog, VoIP, and mobile lines to keep every call flowing.

## Overview

The Avaya B159 Conference Phone is a versatile dual-mode device designed for large conference rooms, supporting analog, VoIP, and mobile connections. It features full duplex audio for clear conversations, an SD memory card for call recording, and a 320 sq. ft. pickup range, with optional expansion microphones to cover even bigger spaces. Ideal for professional teams of 10 or more, it ensures seamless, high-quality communication in any executive setting.

## Description

The Avaya B159 Conference Phone is a Dual Mode conference phone, allowing you to switch between and combine analog, VoIP or mobile connections. Designed with the large conference room or board room in mind, the Avaya B159 is perfect for groups or 10 or more.

Review: Grood product - Analog line and digital USB did not work correctly until I updated the firmware from the Avaya web site. Now the conference room phone works as designed.
Review: Five Stars - Great Product

## Features

- Full Duplex
- SD Memory card for call recording
- Line Mode Selector; analog, VoIP, Mobile
- Pick up range of 320 Sq. Feet
- Optional B100 Expansion Microphones

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B004WLB9R6 |
| Answering System Type | Digital |
| Best Sellers Rank | #860,672 in Office Products ( See Top 100 in Office Products ) #1,358 in VoIP Phones |
| Brand | Avaya |
| Color | Black |
| Compatible Devices | Analog phone lines, VoIP services, Mobile networks |
| Conference Call Capability | advanced |
| Customer Reviews | 3.8 out of 5 stars 5 Reviews |
| Dialer Type | Single Keypad |
| Enclosure Material | Plastic |
| Item Dimensions | 9.45 x 9.45 x 3.03 inches |
| Item Weight | 1000 g |
| Manufacturer | Avaya |
| Material | Plastic |
| Mfr Part Number | 700501530 |
| Model Number | 700501530 |
| Multiline Operation | Multi-Line Operation |
| Phone Talk Time | 5 hours |
| Power Source | Corded Electric |
| Telephone Type | Corded |

## Product Details

- **Brand:** Avaya
- **Color:** Black
- **Telephone Type:** Corded
- **Material:** Plastic
- **Power Source:** AC adapter
- **Item dimensions L x W x H:** 9.45 x 9.45 x 3.03 inches
- **Answering System Type:** Digital
- **Item Weight:** 1000 Grams
- **Compatible Devices:** Analog phone lines, VoIP services, Mobile networks
- **Phone Talk Time:** 5 Hours

## Images

![B159 Conference Phone - Image 1](https://m.media-amazon.com/images/I/91jkzParuBL.jpg)

## Questions & Answers

**Q: what adapter would i need to make this work on a digital line?**
A: http://www.amazon.com/gp/product/B00008KJ3M/ref=oh_details_o00_s00_i00?ie=UTF8&psc=1

**Q: Does this conference phone need its own separate analog line?**
A: It doesn't need its own separate line and should function fine with analog. If you have digital lines, however, you'll need an adapter:http://www.amazon.com/gp/product/B00008KJ3M/ref=oh_details_o03_s00_i00?ie=UTF8&psc=1

**Q: Does anyone get a lot of echo from this model? My clients are complaining about it whenever we use this phone to call them.**
A: We have quite a few of this unit deploy with analog telephone lines and it work quite well. How is the connection? Is it connected via mobile or PC? Go to setting, mobile level to switch to soft, neutral or bright to test. Charles K.

**Q: does this require a 110 outlet to work?**
A: yes power supply

## Customer Reviews

### ⭐⭐⭐⭐ Grood product
*by C***N on January 22, 2019*

Analog line and digital USB did not work correctly until I updated the firmware from the Avaya web site. Now the conference room phone works as designed.

### ⭐⭐⭐⭐⭐ Five Stars
*by E***. on January 13, 2017*

Great Product

## Frequently Bought Together

- Avaya B159 Conference Phone
- Avaya J179 SIP IP Desk Phone POE (Power Supply Not Included)
- Avaya 7 Ft. Gray Handset Cord for Avaya IP/Digital Phones

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**Shop now:** [https://www.desertcart.dk/products/24384628-b159-conference-phone](https://www.desertcart.dk/products/24384628-b159-conference-phone)

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*Product available on Desertcart Denmark*
*Store origin: DK*
*Last updated: 2026-08-25*