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Bluetooth Low Energy Module

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Product Description

BLE CC2541 Bluetooth 4.0 UART Transceiver Serial Module With Baseboard Pin

This module can be configured over the serial connection (pins RXD and TXD) using AT commands. Although the official documentation lists many commands, not all of them are supported, it depends on what version you have. 


Bluetooth Specification V4.0 BLE, receive no byte limit, Iphone 4s under open environment and can achieve 110 m long distance communication
Operating frequency: 2.4GHz ISM band 
Modulation: GFSK (Gaussian Frequency Shift Keying) 
Sensitivity: ≤-84dBm at 0.1% BER 
Transfer Rate: Asynchronous: 6 kbps Synchronous: 6 kbps 
Safety features: Authentication and encryption 
Support Services: Central & Peripheral UUID FFE0, FFE1 
Power consumption: automatic sleep mode, standby current 400uA ~ 1.5mA, transmission 8.5mA. 
Power supply: +3.3V DC 50mA 
Dimensions: 26.9mm x 13mm x 2.2 mm 
Bluetooth Certification: ROHS REACH
Try AT+HELP to see full list of AT supported commands

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