6.41rc61 system routerboard> print

RouterOS General
1

very interesting firmware :

[admin@MikroTik] /system routerboard> print
routerboard: yes
model: RouterBOARD mAP 2n
serial-number: ***************
firmware-type: ar9330L
factory-firmware: 3.17
current-firmware: 3.41
upgrade-firmware: > 6.41rc56
[admin@MikroTik] /system routerboard>

2

From changelog:

!) routerboot - RouterBOOT version numbering system merged with RouterOS;