models:
NVR42XX¡¢NVR42XX-P¡¢NVR42XX-8P£¨XX£º04/08/16/32£©
NVR41XX¡¢NVR41XXH¡¢NVR41XX-P¡¢NVR41XXH-P¡¢NVR41xx-8P¡¢NVR41XXH-8P£¨XX£º04/08/16£©
NVR44XX¡¢NVR44XX-8P¡¢NVR44XX-16P¡¢NVR48XX¡¢NVR48XX-16P£¨XX£º08/16/32£©
NVR42XXV-8P(XX:08/16/32)
NVR42XXN(XX:04/08/16/32)
NVR42XX-16P(XX:16/32)


release note:
optimizations