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BLE transmission module uses CC2541F256 chip to realize wireless communication between the module and module or module and the mobile phone. The module has been developed through the programmer firmware module as master slave, it has command control, you can through the serial port change module master slave, settings baud rate, modify the module of radio broadcast connection name, interval and interval parameters

Parameter

Interface: 1.27mm half stamp hole pin

Size: 21.5*15.1mm

Receiving sensitivity: -96dbm

Working voltage: 2.0V – 3.6V

Working temperature: -40 ~ 105 degree

Antenna: IPEX interface antenna

Transmission distance: about 60m

Bluetooth version: BLE Core_V4.0

Transmission speed: wireless transmission up to 2.0KByte/s

Frequency range: 2.402GHz ~ 2.480GHz

Transmitted power: 0dbm (Max.)

Receiving current ＜20mA

Emission current＜20mA

Sleep power 1.4uA

Storage temperature: -40 ~ 125 degree

Characteristic

Master-slave integration to support master-slave role switching

Support module serial command configuration

support over Android 4.3 system, over iOS7 system, without MFI

Configuration parameter power down data save

Application

Watch / wrist portable device

Automobile

Operations and office

Sports and fitness

Medical care

Family entertainment