With audio recording.This micro-sized camera gadget is every lovers' dream with features such as a micro SD card slot for up to 8GB of memory, a hold switch for making sure the camera won't be accidentally switched off, long audio and video recording period, along with 352x288 resolution digital clips in AVI format. Such a cool covert camera does not come around all that often, and China version brings this to you with absolutely. No MOQ and a very low wholesale price. Technical Parameter: Memory: No Internal Memory (if need it, pls inform of your requirement. ) External Memory: TF/Micro SD Card (Max 8GB) Record Format: AVI (640x480) Built in MIC Recommended Max Range for Objects: 2~3 Meters (Audio 1~2 Meters) Power Source: Built in Rechargeable Li-ion Battery (recharge directly from USB port) Dimension: 73x20x11mm (LxWxD) Up to 3 hours recording with one charge