... Beam Forming·RDA: Real-time dynamic aperture imaging·DRA: Dynamic real-time acoustic anodized·DRF: Dynamic receiving focus·DFS: Dynamic frequency scanning, frequency range ... gain adjustment, up/down, left/right and black/white conversation·Dynamic Range: 100Db, 4 steps of switches·Image magnification, stepless ... Gyn., small organs, cardiac, urology and other sections Laptop ultrasound machine with CE