Handheld POS machine (Delhi ,Bangalore , Hyderabad ,Mumbai)

I am looking for a handheld POS machine . the machine should be carrying following features : Android 5.1 or above os ,mobile screen like 5 or 5.5" , 2GB RAM, thermal printer (in built), camera 5mp , wifi, credit / Debit card swaping, ewallets , RFI ...
Delhi software jobs https://delhi.craigslist.co.in/sof/d/handheld-pos-machine/6688566127.html