OTTO DTMF Microphones

Push-to-Talk Microphones with Built-In Keypad for Reliable DTMF Signaling
OTTO DTMF microphones are designed for professionals who need reliable communication and fast tone dialing. With a built-in DTMF keypad, these rugged push-to-talk (PTT) mics are ideal for dispatch, public safety, transportation, and industrial radio systems.
Two-way communication.
One-way thinking.
Key Features
DTMF Keypad Microphone
Easily send dual-tone multi-frequency (DTMF) signals directly from the mic.
Crystal-Clear Audio
High-quality microphone for clear, consistent voice transmission.
Rugged & Reliable
Durable design for daily use in tough environments.
Easy Push-to-Talk Operation
Convenient PTT button for seamless voice control.
Wide Compatibility
Works with most two-way radios and base station systems.
Ideal For:
- Two-way radio systems
- Dispatch communication
- Emergency response teams
- Fleet and transportation operations
- Industrial and utility applications
Why Choose OTTO DTMF Mics?
Trusted by professionals worldwide, OTTO’s DTMF microphones combine performance, durability, and easy operation—helping you stay connected when it matters most.