How to open the cash box with Hub+?

[hugorosario]

What is the device you are using? Please describe.
Using Hub+ device with a cash box connected to the RJ11 Cash Box port.

Is your question related to a problem? Please describe.
Cannot open the cash box.

Describe the solutions you've tried
Already tried sending the command "1B 70 00 40 F0" to the printer, but it does not work.

How can I send the kick/open command to the cash box?

[StiliyanKovachev]

try this:

context.sendBroadcast(new Intent("com.mypos.action.OPAN_CASH_DRAWER"));