Welcome to Qun Hua (VOSONIC) website, we sincerely look forward to working with you for a long time.

4G Beidou visual platform       Customer service hotline     (86)400 696 1118


Thank you for your support of our products. 

If you encounter any problems, 

we will contact you to reply within 24 hours after submission.


Online form

  • Device model

    select

    • A2
    • A1

    Device model

  • Device version number

  • Problem Description

  • image

  • Contact Email

  • 提交

  • Security Code
    Refresh the code
    Cancel
    Confirm

FIRMWARE DOWNLOAD

 ※ When downloading the firmware, use the computer terminal. The upgrade requires the device to be connected to the computer. ※ 


A1


A2


202109222028.download>>

  • Update the native delete function


202201141749.download>>

  • This version has a voice broadcast function, which can be optionally upgraded (non-essential)

COMMON PROBLEM


MANUAL ONLINE VIEW

  • A2 manual>>
  • A1 manual>>











北京群华科技有限公司 版权所有 © 2013-2019 Inc.   网站地图

Customer service hotline

 

Welcome to call.

 

 

(86)400 696 1118

admin@vosonic.com.cn

                                                     Scan your WeChat account

 

                                                            

添加微信好友,详细了解产品
使用企业微信
“扫一扫”加入群聊
复制成功
添加微信好友,详细了解产品
我知道了