The Hikvision OEM firmware for AR314 series and AR315 series. Same firmware for 4 channel, 8 channel and 16 channels recorders.

V3.4.80 (Release date: December 28, 2016)

V3.4.85 (Release date: March 15, 2017)

V3.4.86 (Release date: September 19, 2017)