Cortelco 2500 Series Single-Line Analog Desk Telephone – Blue & Volume Control (250012-VBA-20M)

The Cortelco 2500 Series Desk Telephone (250012-VBA-20M) is a single-line analog desk phone in Blue, with an amplified receiver volume control for easier listening. Part of Cortelco's most widely deployed phone family, it pairs a rugged, fully modular body with hearing aid compatibility and tone/pulse switchable dialing, so it installs on virtually any analog line and works for any user.

The Telecom Spot Take

The amplified-volume 2500 is the accessibility-minded choice for users who need a louder handset — assisted-living rooms, help desks, and any setting where receiver volume matters. It keeps everything that makes the 2500 dependable (modular, hearing aid compatible, tone/pulse switchable) and adds a boosted receiver level. For standard listening levels, the basic 2500 is the everyday pick.

Key Features

• Amplified Receiver Volume: Boosted handset listening level for easier hearing.
• Adjustable Bell Ringer: Classic mechanical ringer with adjustable volume.
• Hearing Aid Compatible: Works with T-coil hearing aids for clearer audio.
• Tone/Pulse Switchable: Compatible with both modern and legacy analog lines.
• Fully Modular, Desk/Wall: Standard modular jacks; sits on a desk or mounts to the wall.

Technical Specifications