You can arrange family visit visa. All you need is RP and a letter from the sponsor, as well as your attested marriage certificate. I did not give any bank details when applying for a visit visa.
Depending on her nationality she can also get tourist visa on arrival. The following countries are eligible for visa on the airport The United States, Britain, France, Italy, Germany, Canada, Australia, New Zealand, Japan, the Netherlands, Belgium, Luxembourg, Switzerland, Austria, Sweden, Norway, Denmark, Portugal, Ireland, Greece , Finland, Spain, Monaco, the Vatican, Iceland, Andorra, San Marino, Lichtenstein, Brunei, Singapore, Malaysia, Hong Kong, South Korea, Poland