EC3645TTS-66.000M TR EC3645TTS-66.666M EC3645TTS-66.666M TR EC3645TTS-7.3728M EC3645TTS-7.3728M TR EC3645TTS-75.000M EC3645TTS-75.000M TR EC3645TTS-8.000M EC3645TTS-8.000M TR EC3645TTS-80.000M