User Manual

Shenzhen Waytronic Electronics Co., Ltd. MicroSound V16.02
1. Brief introduction
This Microsound is a recording voice reminder with human body induction detection technology. When detecting
the human body passing it will give warm prompt, reminding and greetings at the first time. It has large induction
range, sensitive trigger and so on. There is no need to have manual operation for the intelligent triggering.
This product can be used for smart doorbell, welcome gate, daily reminder, family warm reminder and other
occasions.
2. Features
 Small and exquisite, good sound recording quality.
 Recording format: MP3, sample rate 48KHz, bit rate 32Kbps.
 Human body induction, induction distance within 4 meters.
 Two levels of volume for adjustment.
 Standard 4Mbyte SPI-flash, available to replace capacity according to customer requirements.
 Can record voice directly by microphone.
 Using three AAA 1.5V batteries for power supply.
 Built in 8 euro 1 watt speaker.
3. Electrical parameters
Working voltage
DC3.6-5V
Working Current
Standby state
≤90uA
Recording state
≤40mA
Playing state
≤200mA
Audio recording format
MP3
Bit rate: 32Kbps
Sample rate:48KHz
Speaker
8Ω/1W
Recording duration(for reference):
FLASH capacity(bit)
1M
2M
4M
8M
16M
32M
Recording duration(s)
25
50
105
210
430
900