产品类型：LED无线GPRS控制卡，支持分区，可以带点数40960，双色屏减半！

功能描述：字幕、图文、数字时钟（支持农历）、倒计时功能，支持分区，多可8个自由分区，亮度的等级设置，可以对不屏规格的屏进行同时控制！可达到多屏同步显示内容

扫描方式：支持多种扫描板接口(可根据用户要求定做)，支持1/4、1/8、1/16扫描

显示特技：存储并显示127条信息，每条信息均可设置独立的显示方式、移动速度和停留 时间，并可设置信息有效的时间范围，亮度的等级设置，可以对不屏规格的屏进行同时控制！

远程开关：软件强制开关机和定时开关机,支持远程升级,支持开关量输入报警功能（选项）

通讯方式：支持900/1800MHz GSM/GPRS双频。

电       源：DC 5V电源供电。可与显示屏共用5V电源

工作环境：工业级设计、宽工作温度范围（-40ºC ~ 80ºC）

LGSV7020C(CDMA)、LGSV7020B(GPRS)：LED wireless GPRS\CDMA control card
Product Type: LED Wireless GPRS control system card, support partition, support maximum 40960 points, support half of maximum points on double-color screen
Description: subtitles, Teletext, clock, support partitions up to 8 free partitions, support setting of brightness level, support simultaneously control of different size of display screen
Scan mode: support for multiple scanning plate interface (which can be customized), supporting 1 / 4, 1 / 8, 1 / 16
Display effects: storage and display 127 lines of information, each line of information can be set independently of display mode, speed and dwell time, effective time range as well as brightness level.
Remote switch: Force switch off or timer switch off by software, support remote upgrade.
Communication: support 900/1800MHz GSM / GPRS dual-band.
Power source: DC 4.9-5.2V power supply, can share 5V power supply with the display screen
Work Environment: Industrial design, wide operating temperature range (-40 º C ~ 80 º C)