A MEMS sound transducer element operable in an audio and an ultrasonic range, comprising: a first electrode structure , wherein a conductive material of the first electrode structure comprises a plurality of electrically isolated electrode segments , wherein the first electrode structure comprises a dielectric separation structure provided in the conductive material of the first electrode structure for providing the plurality of electrically isolated electrode segments of the first electrode structure , wherein the dielectric separation structure comprises a gap in the conductive material of the first electrode structure , which gap is filled with a dielectric material, a second electrode structure spaced apart from the first electrode structure , wherein an air gap exists between the first and second electrode structures , wherein the first electrode structure is a counter electrode and the second electrode structure is a membrane element of the audio sound transducer, wherein the first electrode structure and the second electrode structure are operable as an audio sound transducer, wherein a first subset of the plurality of electrically isolated electrode segments of the first electrode structure is, in conjunction with the second electrode structure , operable as an ultrasonic or audio emitter, and wherein a second subset of the plurality of the electrically isolated electrode segments of the first electrode structure is, in conjunction with the second electrode structure , operable as an ultrasonic or audio receiver. a first electrode structure , wherein a conductive material of the first electrode structure comprises a plurality of electrically isolated electrode segments , wherein the first electrode structure comprises a dielectric separation structure provided in the conductive material of the first electrode structure for providing the plurality of electrically isolated electrode segments of the first electrode structure , wherein the dielectric separation structure comprises a gap in the conductive material of the first electrode structure , which gap is filled with a dielectric material, wherein the first electrode structure comprises a dielectric separation structure provided in the conductive material of the first electrode structure for providing the plurality of electrically isolated electrode segments of the first electrode structure , wherein the dielectric separation structure comprises a gap in the conductive material of the first electrode structure , which gap is filled with a dielectric material, a second electrode structure spaced apart from the first electrode structure , wherein an air gap exists between the first and second electrode structures , wherein the first electrode structure is a counter electrode and the second electrode structure is a membrane element of the audio sound transducer, wherein the first electrode structure and the second electrode structure are operable as an audio sound transducer, wherein a first subset of the plurality of electrically isolated electrode segments of the first electrode structure is, in conjunction with the second electrode structure , operable as an ultrasonic or audio emitter, and wherein a second subset of the plurality of the electrically isolated electrode segments of the first electrode structure is, in conjunction with the second electrode structure , operable as an ultrasonic or audio receiver. wherein a first subset of the plurality of electrically isolated electrode segments of the first electrode structure is, in conjunction with the second electrode structure , operable as an ultrasonic or audio emitter, and wherein a second subset of the plurality of the electrically isolated electrode segments of the first electrode structure is, in conjunction with the second electrode structure , operable as an ultrasonic or audio receiver. <EOS>