... can provide sensitive, steady, clear, high-resolution pictures. Equipped with B, B+B, B+M, M display modes and the 256 gray scales screen ... manufactured strictly under the national standards GB 10152-1997 about “B-type Ultrasonic Diagnostic Device”. GB 9706.1-2007 about “Medical ... . Oversea Sales Manager www.tianyidz.net.cn Portable Ultrasound Scanner B-type - manufacturer sell