Surveillance accessories allow the radio user to receive messages with the earpiece. They are ideal when environments require discreet communication. The RLN5881 is a beige 2-wire surveillance kit with IMPRES audio. Motorola’s state-of-the-art IMPRES technology allows communication between the radio and the audio accessory. The result is optimal audio performance, enhanced audio gain capability, and increased customization, assuring the highest quality communication.