Size: 5.2CM * 5.5CM; power supply: 5V; Recording time: 6K at 75 seconds, 8K for 60 seconds; chip operating frequency 6KHZ and 8KHZ optional; with power indicator light, the chip indicator lights; Simple operation, no microcontroller or other modules will be able to work directly; chip control pin is already leads to facilitate the control connection.
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