**************************************************************************** HIKVISION Europe Firmware Release notes **************************************************************************** Firmware version: V5.2.8 build 150124 **************************************************************************** Language: Multi-language **************************************************************************** Compatible Models: DS-2DF series **************************************************************************** Updates: 1. 4200 client supports face detection, face capture, VCA behavior analysis triggered picture storage, SMART events triggered picture storage 2. Sampling rate of MP2L2 reaches 48kHz 3. Add lossless audio PCM transmission 4. Picture search optimization in IE browser, up to 4000 pictures 5. Default patrol time changes to 10s 6. Cancel all-day template by default 7. Zoom camera module image quality and focusing performance optimization