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Description:
This is a super low cost and small size SPP and BLE bluetooth module that could help you in your bluetooth project. It supports UART interface communication and AT commands. 
Specifications:
- Bluetooth Protocol: Bluetooth Specification V3.0 SPP + V4.2 BLE
 - Working Frequency: 2.4GHz
 - Pairing Code: 1234 (SPP)
 - Communication Interface: UART
 - Power Supply Voltage: 1.8V- 3.6V (suggest 3.3V)
 - Certifications: ROSH REACH FCC, CE
 - Communication Distance: 40m
 - Dimension: 16.1 x 11.4 x 2mm
 - Weight: 0.6g
 
Links:
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