Compatible with most handheld radios, this repeater controller is designed for reliable, longlasting performance in a variety of communication setups. Key Features and Benefits: MultiLED display shows radio status and controller battery level at a glance, allowing easy monitoring in the field. Realtime duplex repeater capability with link radio enables extended communication range and stable transmission. Supports changing the DTMF remote control password directly via radio, enhancing security without complex programming. Operates for up to 72 hours on the builtin Liion battery, ensuring dependable use even without external power. External DC 5V power supply option for continuous operation in fixed or mobile installations. Designed by a professional manufacturer for low power consumption and efficient operation. Practical Applications: 1. Outdoor event coordination, where extended communication range and reliable battery life are essential for staff using handheld radios. 2. Emergency response operations, providing secure remote control access and long operational time in areas without stable power sources. 3. Field work or remote site monitoring, where a portable, lowpower repeater solution maintains consistent communication over extended distances. Compact, efficient, and easy to operate, this repeater controller delivers dependable performance and flexibility for both mobile and stationary radio communication needs.