My brother went to prison. Can I give him the phone lo...

No you can not.

In accordance with Appendix No. 3 to the Rules of Internal Procedure of Penitentiary Institutions convicts are prohibited from keeping and using, including the following items:

• radio-electronic devices intended for transmitting or receiving radio signals (radio stations, mobile phones and chargers for them, SIM cards, scratch cards for top-up mobile phone accounts, pagers, etc.), typewriters, duplicating devices

Convicts held in correctional centers are allowed to keep and use mobile phones in accordance with the procedure established by Clause 2 of Chapter XIV of the Rules of Internal Procedure of Penitentiary Institutions.