Alphanumeric DTMF Programming Microphone for Mobile Radios Complete mobile fleet management directly from your palm. The BK Technologies KAA0290S DTMF Programming Microphone for KNG-M Mobile Radios is a high-grade OEM accessory designed to provide extensive field-programming capabilities and telephone interconnect functionality. This professional-grade handheld microphone integrates a rugged, backlit 12-key alphanumeric DTMF pad directly into the casing, allowing operators to enter direct channel frequencies, select zones, and broadcast custom signaling commands on the fly. Engineered specifically for public safety, wildland firefighting, and emergency dispatch environments, this accessory simplifies complex mobile operations without needing to access the front console of the radio. The BK Technologies KAA0290S features high-clarity microphone acoustics, an ergonomic side-mounted push-to-talk button, and an ultra-durable heavy-duty coil cord built to withstand high-temperature deployments and extreme vehicle vibrations. Designed to interface with the modular accessory port on your dash-mount or remote-mount transceivers, this programming controller delivers immediate input response. While the DTMF pad enables direct keypad programming of various field parameters, advanced customized setups may still require the standard PC-based customer programming software (CPS), which is sold separately. Key Features & Benefits Genuine OEM Design: Built by BK Technologies to guarantee seamless electrical connectivity and physical interface with your mobile transceiver. Full Alphanumeric Keypad: Features a tactile, backlit 12-button DTMF dial pad to execute channel steering, select zones, or initiate direct frequency input. Optimized Public Safety Fleet Management: Equip your vehicles with the BK Technologies KAA0290S DTMF Programming Microphone for KNG-M Mobile Radios to ensure operators can quickly input critical field changes. Severe Duty Coil Cord: High-elasticity cord layout offers extensive reach within the vehicle cab while resisting dry rot, physical stretching, and chemical exposure. Acoustic Noise Filtering: Housing assembly incorporates physical wind-noise and mechanical vibration baffling to deliver clear voice communications in noisy vehicle environments. Specifications Attribute Details Brand BK Technologies Model/SKU KAA0290S Product Category DTMF Programming Microphone Keypad Type Backlit Alphanumeric (12-Key DTMF) Interface Connector Modular Mobile Accessory Plug Compatibility KNG-M150 KNG-M400 KNG-M500 KNG-M800 KNG-M150DT KNG-M400DT Recommended Accessories BK Technologies KAA0630 Dash Mount Install Kit – Complete installation package with mounting bracket, hardware, and DC power cable for KNG-M series mobile radios. BK Technologies P25 KNG Series Digital Base Station Radios – Smart and customizable base station transceiver operating across multiple frequency bands. Frequently Asked Questions What is the primary purpose of the BK Technologies KAA0290S microphone? This specialized handheld microphone is designed to provide dual-tone multi-frequency (DTMF) capability and direct alphanumeric entry. It allows operators to perform field programming tasks, steer channels, change zones, and execute telephone-interconnect operations directly from the palm of their hand. Does the KAA0290S completely replace the need for PC-based programming software? No. While the keypad allows for basic field updates, direct channel edits, and frequency adjustments (depending on the radio firmware settings), major system changes, fleet mapping, and trunking system setups still require PC-based customer programming software and a programming cable. Will this programming microphone work with legacy RELM BK mobile radios? No. The BK Technologies KAA0290S is specifically designed for the modern KNG series mobile platforms (KNG-M series). It does not interface with legacy GM, DM, or LPH series mobile transceivers. Are the buttons on the DTMF keypad backlit? Yes. The alphanumeric keypad features integrated backlighting to ensure that users can clearly see the keys and make error-free inputs during nighttime shifts or in low-light vehicle cabins. Is the mounting clip included with this microphone? Yes. The BK Technologies KAA0290S comes standard with a durable metal hang-up clip to mount the microphone securely inside your vehicle's cab. What makes this microphone suitable for wildland fire or public safety environments? The casing is manufactured from impact-resistant polymer materials, and the internal acoustic chamber is sealed against dust and humidity. The heavy-duty coil cord has been engineered to maintain its shape and function under wide temperature fluctuations common in public safety service. Warranty 1-year manufacturer’s warranty.
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