There are several places that Alarm Recordings can be saved to.

1. SD card inserted in the camera. 

Applies to: Argus, Argus 2, Argus Eco, Argus Pro, Argus PT, Reolink Go, Reolink Go PT, Reolink Keen, RLC-410, RLC-410-5MP, RLC-410S, RLC-411, RLC-411-5MP, RLC-411S, RLC-411S-5MP, RLC-420,RLC-420-5MP, RLC-422-4MP, RLC-422-5MP, RLC-423, RLC-423S, RLC-511, RLC-520, C1, C1 Pro, C2, C2 Pro, E1, E1 Pro, E1 Zoom, Reolink Lumus, RLC-410W, RLC-410W-5MP, RLC-410WS, RLC-411WS, RLC-411WS-5MP, RLC-422W, RLC-423WS, RLC-511W,RLC-422W-5MP, RLC-522,RLC-510A,RLC-810A,RLC-820A,RLC-822A,RLC-1220A, RLC-811A

2. Reolink NVR

Applies to:  B400, B800, D400, D800, RLC-410, RLC-410-5MP, RLC-410S, RLC-411, RLC-411-5MP, RLC-411S, RLC-411S-5MP, RLC-420, RLC-420-5MP, RLC-422-4MP, RLC-422-5MP, RLC-423, RLC-423S, RLC-511, RLC-520,  C1, C1 Pro, C2,  C2 Pro, E1, E1 Zoom, RLC-410W, RLC-410W-5MP, RLC-410WS, RLC-411WS, RLC-411WS-5MP, RLC-422W, RLC-423WS, RLC-511W, RLC-422W-5MP, RLN16-410, RLN8-410, RLN8-410-E, RLN4-211W, RLN4-210W, RLC-210W, RLC-211W, RLC-522,RLC-510A,RLC-810A,RLC-820A,RLC-822A,RLC-1220A, RLC-811A

All the Reolink cameras except battery-powered cameras can save alarm recordings to Reolink NVR.

3. FTP server

Applies to:  B400, B800, D400, D800, RLC-410, RLC-410-5MP, RLC-410S, RLC-411, RLC-411-5MP, RLC-411S, RLC-411S-5MP, RLC-420, RLC-420-5MP, RLC-422-4MP, RLC-422-5MP, RLC-423, RLC-423S, RLC-511, RLC-520,  C1, C1 Pro, C2,  C2 Pro, E1 Zoom, RLC-410W, RLC-410W-5MP, RLC-410WS, RLC-411WS, RLC-411WS-5MP, RLC-422W, RLC-423WS, RLC-511W, RLC-422W-5MP, RLN16-410, RLN8-410, RLN8-410-E, RLC-522,RLC-510A,RLC-810A,RLC-820A,RLC-822A,RLC-1220A, RLC-811A

 You may have the cameras record to the NAS or the hard drive in the network via FTP server. 

4. PC

Applies to:  B400, B800, D400, D800, RLC-410, RLC-410-5MP, RLC-410S, RLC-411, RLC-411-5MP, RLC-411S, RLC-411S-5MP, RLC-420, RLC-420-5MP, RLC-422-4MP, RLC-422-5MP, RLC-423, RLC-423S, RLC-511, RLC-520,  C1, C1 Pro, C2,  C2 Pro, E1, E1 Zoom, RLC-410W, RLC-410W-5MP, RLC-410WS, RLC-411WS, RLC-411WS-5MP, RLC-422W, RLC-423WS, RLC-511W, RLC-422W-5MP, RLN16-410, RLN8-410, RLN8-410-E, RLN4-211W, RLN4-210W, RLC-210W, RLC-211W, RLC-522,RLC-510A,RLC-810A,RLC-820A,RLC-822A,RLC-1220A, RLC-811A

You may have the cameras record to your PC via Reolink client or via the FTP server. Refer to How to record to PC