EC2645TS-19.440M TR EC2645TS-2.048M EC2645TS-2.048M TR EC2645TS-2.048MTR EC2645TS-20.000M EC2645TS-20.000M TR EC2645TS-24.000M EC2645TS-24.000M TR EC2645TS-24.576M TR EC2645TS-24.576M-TR