ECS PT5-A 3 pairs replacement cone shape ear cushions compatible with Olympus transcription headsets. ECS-PT-5-A Transcription Ear Sponges. Price includes 3 pairs, a total of 6 sponges for your transcriber headset. ECS-PT-5-A ear sponges are compatible with the following Olympus transcription headset models: Olympus E61 stereo transcription headset Olympus E62 stereo transcription headset Olympus 146030 stereo transcription headset Olympus 146031 stereo transcription headset