生产说明：
控制键盘是集成安全系统中不可或缺的后端控制设备，专为快速控制球机而设计，
PTZ无法通过DVR方便地控制，使高速球摄像机的控制更加容易

具体功能：
实时显示当前控制地址的协议和波特率
4级控制速度可设置
高速球ID可以通过按“AUX ON”/“AUX OFF”直接切换，
按键音量可以调节
体积小，适用于汽车

基本功能：
RS485控制总线，可控制高达255pcs的球机摄像机
所有输入输出通讯口采用防雷设计，抗干扰性能强，标准传输距离为1200米
良好的通信兼容性，内置Pelco-p，Pelco-d，海康威视和大华协议
键盘操作密码开/关/锁定功能
液晶屏实时显示其操作状态

Production instruction:
Control keyboard is the indispensable rear-end control device in integrated security system, it is specially designed for the quick control of speed dome camera and
PTZ which are unable to control conveniently through DVR, make the controlling of speed dome camera easier

Specific function:
Real-time display the current control address's agreement and baud-rate
4 level control speed can be set
Speed dome ID can be switched directly by pressing 'AUX ON'/'AUX OFF'
Key-press sound volume can be adjusted
Small size, suitable for use in car

Basic function:
RS485 control bus, can control up to 255pcs speed dome cameras
All input and output communication port use anti-radar design, powerful anti-jamming performance, the standard transmitting distance is 1200 meters
Good communication compatibility, built-in Pelco-p, Pelco-d, Hikvision and Dahua protocol
Keyboard operation password on/off/lock function
LCD screen to real-time display its operation status