Here we'll show you the position of the built-in microphone for the following types of cameras.
- Battery-powered camera: All Reolink battery-powered cameras
- PoE camera: B400; B800; D400; D800; RLC-410; RLC-410-5MP; RLC-410S; RLC-420;RLC-420-5MP; RLC-511; RLC-520; RLC-510A; RLC-520A; RLC-810A; RLC-811A; RLC-820A; RLC-822A; RLC-1210A; RLC-1220A; RLC-522;
- WiFi camera: E1 outdoor; RLC-511WA; C1; C1 Pro; C2; C2 Pro; E1; E1 Pro; E1 Zoom; Reolink Lumus; RLC-210W; RLC-410W; RLC-410W-5MP; RLC-410WS; RLC-511W;
Note: There is no built-in mic for RLC-423/RLC-423S/RLC-423WS so if you'd like to get audio, you need to install an external microphone for RLC-423/RLC-423S/RLC-423WS.
Please refer here: How to Get Audio on RLC-423/RLC-423S/RLC-423WS