AT 09 4.0 ANDROID IOS BLUETOOTH MODULE CC2540 CC2541

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Rs: 700 /- PKR
Availability: 1
Brand: Circuit PK
Product SKU: CKT-2437
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Sepcifications

Input voltage: 3.3V/5V

If a 5.0V MCU is used to communicate with the bluetooth module, the 5.0V power port is powered,

and the RX TX logic level is 5V.

If a 3.3V MCU is used to communicate with the bluetooth module, the 3.3V power port is powered,

and the RX TX logic level is 3.3V.