The Motorola DTR550 Digital Two-Way Radio is rugged and durable and a perfect partner for your business. Cut downtime and strengthen service by being able to talk privately to one person or every worker at once. The DTR550 will help increase productivity and reduce labor costs. There are no monthly fees or service contracts required. No FCC license is required. * DTR digital radios are not compatible with analog radios such as CLP, CLS, RM, RD models.