Hytera SM18A4 Remote Speaker Microphone (designed for connection to Car Kit)

The Hytera SM18A4 Remote Speaker Microphone (RSM) is purpose-built for seamless integration with Hytera CK03, CK03-E, and CK05 car kits, providing reliable hands-free communication for mobile users. It allows the radio unit to remain securely mounted while keeping essential controls easily within the driver’s reach—ideal for safe and efficient vehicle operations.

Designed for dependable performance, the SM18A4 features a responsive push-to-talk (PTT) button with tactile feedback for confident transmissions. It also includes a protected emergency call button positioned for quick access while helping prevent accidental activation.

Key Features

• Dedicated car kit compatibility – Designed specifically for CK03, CK03-E, and CK05

• Tactile PTT feedback – Confirms transmissions with responsive button operation

• Protected emergency button – Easy to access while reducing accidental alerts

• Optimized mobile usability – Keeps speaker and controls within reach while driving

Compatibility

• CK03

• CK03-E

• CK05

Benefits

• Improved mobile safety – Supports faster, safer radio use while on the road

• Reliable communication – Tactile PTT reduces missed transmissions

• Prevents false alarms – Protected emergency button helps avoid accidental alerts

• Professional fit and performance – Designed for seamless car kit integration

DMR