Our company is an industry leader in the design, development and production of high quality security systems and components. Our products are including DVR card, digital video recorder, video capture

Our company is an industry leader in the design, development and production of highquality security systems and components.Our products are including DVR card,digital videorecorder,video capture card,

*1/3 sony CCD color*1/4 sharp CCD color*1/4 sony CCD color*1/4 sharp CCD colorOur company is an industry leader in the design, development and production of high quality electronicsystems and componen

Dear Manager:Our company is an industry leader in the design, development and production of high quality security systems and components.Our products are including DVR card,digital video recorder,vide

Our company is an industry leader in the design, development and production of highquality security systems and components.Our products are including DVR card,digital videorecorder,video capture card,

Our company, ShenZhen YiShi Electronic Technology Development Co., Ltd,is an industry leader in the design, development and production of high quality security systems and components.Our company speci

Sell WDT2016, WDT2116, anykeeper, wdt-2016, wdt-2116Our company is an industry leader in the design, development and production of highquality security systems and components.Our products are includin

Product: 1 channelFuction:1.Recording the call2.Manage the voice data3.Leave messageOur company is an industry leader in the design, development and production of high quality securitysystems and comp

Telephone recording boxInstruction of trbRecording the call: using the trb can realize the process of call.Two ways to startup.A. Auto-recording: when you pick up the telephone, the trb will record au