About 1 Trademarks found that are owned by Dotterel Technologies Limited

Acoustic sensing, recording and reproducing apparatus and devices, namely, amplifiers, microphones; adjustable microphones, namely, microphones adapted to be adjusted to suit differing levels of ambient and directional noise; remotely-controlled electronic devices containing a transmitters, receiver and microphone to detect, record, reproduce and transmit sound; downloadable software for use with acoustic sensing, recording and reproducing apparatus and devices including microphones to detect, record, reproduce and transmit sound; downloadable software for controlling adjustable microphone settings