Motorola CLS1410 Portable Business Two-way Radio CLS1410 Portable Business Two-way Radio features one watt of power, up to four channels of operation and 56 selectable frequencies. For use in steel/concrete buildings up to 200,000 square feet or up to 15 floors; outdoors up to five miles in flat, unobstructed areas. Includes 83 digital and 38 analog private line codes, three call tones, VibraCall and drop-in charging.