Bluetooth Features
Modulation Mode：GFSK
Bluetooth Version：BT4.0 BLE protocol
Frequency Range：2400-2483.5MHZ（2.4G ISM Band）
Transmit Power：-23-0dBm（The user can be programmed by software）
Receiving sensitivity：-94dBm typ
Antenna Type：PCB antenna（can be an extemal antenna）
Transmission Rate：1K/S(Not encrypted)
Transmission Distance：30M（The actual distance is subject to the test environment）
Hardware Parameters
Data Interface：UART/SPI/IIC
Chip：CC2541
Audio Port：without
Operating Voltage：2.0-3.6VDC
Ripple Voltage：100mVp-p (max)
Working Current：Transmissive operating current：8.3mA
Low power deep sleep mode current：0.3uA
Receive mode current（at high gain setting）：20.2mA typ
Transmitting mode current（at 0dBm O/P setting）：18.2 mA ytp
Low MCU activity cutrrent（32MHz X-tal OSC running only）：6.7mA type
Power mode 1 consumption current：（MCU standby modewake up time=4uS）：I =270uA typ
Power mode 2 consumption current：（Sleep mode timer activewake up time by programming）：I=1uA typ
Power mode 3 consumption current：（Power down deep sleep modewake up by hardware active）：I=0.5uA typ
The average working current of this module is less than 500uAStandby current less than 100uAsleep current less than 1uA
Operating temperature：-20℃-+65℃
storage temperature：-30℃-+85℃
Conform to certification：BQB/FCC/CE/RoHS
Size：25.3*15.2*2.04mm
Software Parameters
Master and slave type：Master/Slave
Default Setting：
Set the command：AT + command structure
User configuration：Serial AT command，Data transfer AT command
Secondary development：Support customer secondary development，Provide SDK toolkit
Functional application development：Support customization
