Motorola HLN1224 Auxiliary Switch Panel Model Number: HLN1224 Auxiliary Switch Panel External alarm accessories enable additional switching power when external accessories are attached. Features Specifications Documents Related Products No additional features are available for this product No additional specifications are available for this product No downloads are available for this product Motorola ASTRO 25 XTL 2500 P25 Mobile Radio Ready to talk to one of our experts? Call today or click to contact us. (800) 767-7384