---
product_id: 525501528
title: "Callez RJ9 Telephone Training Splitter, Compatible with Plantronics, Mitel, Cisco, Yealink, Avaya, Polycom, ShoreTel, NEC, Aastra, Nortel, GE and Other IP Phones, Easy to Use"
brand: "callez"
price: "$22.91"
currency: USD
in_stock: true
url: https://www.desertcart.us/products/525501528-callez-rj9-telephone-training-splitter-compatible-with-plantronics-mitel-cisco
store_origin: US
region: United States of America
---

# Plug and play convenience Compatible with major brands Ideal for training sessions Callez RJ9 Telephone Training Splitter, Compatible with Plantronics, Mitel, Cisco, Yealink, Avaya, Polycom, ShoreTel, NEC, Aastra, Nortel, GE and Other IP Phones, Easy to Use

**Brand:** callez
**Price:** $22.91
**Availability:** ✅ In Stock

## Summary

> 📞 Double the Headsets, Double the Learning!

## Quick Answers

- **What is this?** Callez RJ9 Telephone Training Splitter, Compatible with Plantronics, Mitel, Cisco, Yealink, Avaya, Polycom, ShoreTel, NEC, Aastra, Nortel, GE and Other IP Phones, Easy to Use by callez
- **How much does it cost?** $22.91 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/525501528-callez-rj9-telephone-training-splitter-compatible-with-plantronics-mitel-cisco)

## Best For

- callez enthusiasts

## Why This Product

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

## Key Features

- • **Versatile Usage:** Perfect for call centers, remote work, and business professionals.
- • **Effortless Setup:** Just plug and play for instant connectivity.
- • **Lightweight Design:** Easily portable and perfect for on-the-go training.
- • **Seamless Compatibility:** Works with Plantronics, Cisco, Avaya, and more!
- • **Dual Listening Experience:** Train with two headsets on one phone line.

## Overview

The Callez RJ9 Telephone Training Splitter is a versatile and lightweight adapter designed for seamless compatibility with a wide range of IP phones. It allows two headsets to connect to one telephone, making it an ideal solution for training sessions in call centers or remote work environments. With a simple plug-and-play setup, this splitter ensures clear audio quality and is perfect for business professionals looking to enhance their communication capabilities.

## Description

Callez RJ9 Telephone Training Splitter, Compatible with Plantronics, Mitel, Cisco, Yealink, Avaya, Polycom, ShoreTel, NEC, Aastra, Nortel, GE and Other IP Phones, Easy to Use

## Features

- Compatibility Notices: The compatibility of this telephone training adapter depends on whether your RJ9 headset is compatible with your telephone. As long as your headset is compatible with your telephone, the adapter will work properly.
- Compatible Telephones: This RJ9 Y splitter is compatible with Plantronics, Mitel, Cisco, Yealink, Avaya, Polycom, ShoreTel, NEC, Aastra, Nortel, GE and other IP phones.
- Easy to Use: Plug and play, can plug either into handset port or 4P4C RJ9 headset port. Allows the use of two headsets on one telephone. Allow you to setup that you can choose either handset or headset for your calls.
- Lightweight and Convenient: This telephone splitter is very lightweight and provides clear voice incoming and outgoing, the cord is 19.6 inches (50 cm) long. It helps with training and can also use as an extender.
- Great for Training: This telephone training adapter is great for landline phones with RJ9 headset jack. It can splitter into two listeners/callers same conversation simultaneous. Great suitable for business professional, call center, work from home or anywhere.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Number of Items | 1 |
| Item Weight | 0.01 Kilograms |
| Shape | Round |
| Color | Black |
| Indoor Outdoor Usage | Outdoor, Indoor |
| Recommended Uses For Product | Training, business professionals, call centers, work from home, and other IP phones |
| Number of Pins | 4 |
| Connectivity Technology | Wired |
| Additional Features | Lightweight |
| Compatible Phone Models | Plantronics, Mitel, Cisco, Yealink, Avaya, Polycom, ShoreTel, NEC, Aastra, Nortel, GE |
| Connector Gender | Male-to-Female |
| Connector Type Used on Cable | 4-pin Rj9 |
| Cable Type | AUX |
| Compatible Devices | Telephones/Wired RJ9 Headsets |

## Product Details

- **Brand:** Callez
- **Connector Type:** 4-pin Rj9
- **Cable Type:** AUX
- **Compatible Devices:** Telephones/Wired RJ9 Headsets
- **Special Feature:** Lightweight

## Images

![Callez RJ9 Telephone Training Splitter, Compatible with Plantronics, Mitel, Cisco, Yealink, Avaya, Polycom, ShoreTel, NEC, Aastra, Nortel, GE and Other IP Phones, Easy to Use - Image 1](https://m.media-amazon.com/images/I/51WBGgl8TLL.jpg)

## Available Options

This product comes in different **Color** options.

## Frequently Bought Together

- Callez RJ9 Telephone Training Splitter, Compatible with Plantronics, Mitel, Cisco, Yealink, Avaya, Polycom, ShoreTel, NEC, Aastra, Nortel, GE and Other IP Phones, Easy to Use
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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-05-20*