Quick Answer

• Checks telephone line faults with ease.
• Includes last number redial and hangup button functionality.
• Supports FSK/DTMF dual system for broad compatibility.

What is the ONLENY C019 Telephone Line Tester?

The ONLENY C019 is a compact and user-friendly device designed to diagnose issues with your telephone lines.

It offers essential features for troubleshooting, including the ability to check for telephone line faults.

This tool is ideal for anyone needing to quickly assess their phone line's condition without complex equipment.

Key Features and Functionality

This telephone tester is equipped with several practical features for efficient use.

It supports the FSK/DTMF dual system, ensuring compatibility with various telephone setups, and includes a convenient last number redial function.

The device also features dedicated on/off and hangup buttons, making operation straightforward and intuitive for all users.

Technical Specifications

The ONLENY C019 has a model number C019 and operates with a blue-gray color casing.

Its dimensions are 147*46*28mm, making it portable and easy to handle.

The tester is designed for straightforward telephone line fault checking.

Specifications:

• Color: Blue-Gray
• Model Number: C019
• Brand Name: ONLENY

Frequently Asked Questions:

How do I check for telephone line faults with this device?

Connect the tester to your telephone line. The device is designed to identify common line faults directly.

What is the FSK/DTMF dual system compatibility?

This feature ensures the tester works with both FSK and DTMF caller ID systems, providing broader compatibility with different phone lines.

Can I redial the last number with this tester?

Yes, the tester includes a last number redial function for convenience.

What buttons are included on the telephone tester?

The tester features on/off, hangup, and last number redial buttons for easy operation.