Mô-đun thu phát âm thanh không dây bluetooth 5.0 MP3 lossless tại Lotte Market
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Notes for use of 3. When using the battery power supply, the battery voltage is lower than 3. After recharging or fully charging, switch on/off contact for 2 seconds. Since no lithium battery charging protection circuit is designed on the decoding board, lithium battery with its own protection board is recommended. Hole spacing:44mm,26mm: Còn hàng
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Giới thiệu Mô-đun thu phát âm thanh không dây bluetooth 5.0 MP3 lossless tại Lotte Market
Notes for use of 3.7v lithium battery power supply
1. When using the battery power supply, the battery voltage is lower than 3.3v and the decoder board automatically shuts down. After recharging or fully charging, switch on/off contact for 2 seconds.
2. When using the battery power supply, if the battery voltage is too low, there may be ”sizzling” noise, in this case, the battery needs to be charged.
3. Since no lithium battery charging protection circuit is designed on the decoding board, lithium battery with its own protection board is recommended.
4. If your rechargeable battery supports Micro USB direct charging, you can use Micro USB to directly charge the battery.
Size:30x44mm
Hole spacing:44mm,26mm
Package included: 1PC