During Black Friday, Dell lowered the price of its venerable 34" Alienware AW3423DWF QD-OLED gaming monitor from $900 to just $499.99 shipped. That was a new historical price low, but today there's a ...

H-510H 单兵式高清无线视频传输系统，采用COFDM（Coded Orthogonal Frequency Division Multiplexing：编码正交频分复用）调制技术，具有传输频带窄（2-8MHz）很强的抗多径*扰能力和*多径衰落能力。能够实现非视距（NLOS）、高速运动情况下实时传输高质量图像。 系统采用H.264 ...