The AprilBeacon is developed and produced including hardware and firmware all provide by AprilBrother LLC. It can work as a standalone system. The AprilBeacon previous version is based on TI CC254X BLE 4.0 module.



  • Built‐in firmware for iBeacon
  • Bluetooth Low Energy technology compatible
  • Excellent link budget (up to 97dB)
  • Suitable for long distance applications
  • Accurate digital RSSI
  • High performance and low power 8051 core MCU
  • AES security coprocessor

iBeacon Descriptions

  • Application for advertisement and location
  • Built‐in pairing password to prevent others to modify the settings
  • Support customize your own iBeacon configuration including UUID etc.
  • Tx Power configurable
  • Advertising frequecy configurable
  • Support upgrade firmware through OAD (air upgrade)
  • Built‐in JTAG port for customized other application firmware as a standalone system

Default Settings

  • Name of iBeacon: AprilBeacon
  • ProximityUUID: E2C56DB5-DFFB-48D2-B060-D0F5A71096E0
  • Major and Minor: 0, 0 (Only allowed numeric)
  • Measured power: -59 (Numeric only)

Electronic Parameters

Operation Voltage2.0-3.6VDC
Operation Frequency2400-2483.5MHzProgrammable
Frequency Error+/- 20KHz
Standby current100uADepends on duty cycle / broadcasting frequency
Broadcasting Frequency900ms or 600msDuty cycle
Output Power0 dBmDefault setting, programmable
Receiving Sensitivity-93dBmHigh gain mode
Antenna50ohmPCB Antenna / External Antenna
Last Updated:
Contributors: yanc