Bluetooth 4.0 BLE module - HM-10 / AT-09 - MLT-BT05 - 3.3V / 5V

Bluetooth v4.0 module. It works with voltage from 3.6 V to 6 V, it communicates over a serial UART interface (RX, TX pins), it supports the AT command. Maximum transmitter power is +6 dBm, the receiver sensitivity is -23 dBm. The module can be powered with the voltage from 3,6 V to 6 V, however UART interface works only with 3,3 V.

Specification

• Supply voltage: from 3.6 V to 6 V connected to the VCC pin
• Current consumption: up to approx. 20 mA
• Transmitting power: max. + 6 dBm
• Range: up to 10 m
• Standard: Bluetooth 4.0 BLE
• Communication: UART (RX, TX)
• Pitch of pins: approx. 1.5 mm
• Small size: 40 x 15 mm

Useful links

• Documentation of the module HM-10
• Connection example with Raspberry Pi