itel S41 firmwaer free

platform: MT6737M, cpu abi: armeabi-v7a
manufacturer: itel
board: , name: S41
brand: Itel, model: itel S41
build id: NRD90M, version: 7.0 Nougat (S41-I373-7.0-OP-V061-20190301)
build description: S41-user 7.0 NRD90M 1551426605 release-keys