Click to expand Tap to zoom X-band transmitter for satellite (MTX-540X) by MEISEI Sale ¥0 | / SKU ST00001 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Contact Achieves the world's highest frequency efficiency of 64 APSK in the earth observation downlink. The MTX-540X can downlink up to 538 Mbps.