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HP Partner

BL-875 Bluetooth 2xRS232 Paired Devices


  • Class 1.1 Qualified Bluetooth device
  • Suitable for ANY device with serial port
  • Handshaking flow control
  • Range - Office: Field: 30m Office: 10mm
  • Subject to local environment conditions
  • Power on Pin 9
  • Intergral Antenna
  • Upgradeable onboard flash memory for latest
  • Bluetooth Features
  • 4 ways to Configure
  • Up to 1.0 Megabaud RS232
  • 9 Pin Male and Female Options


Compact, Award winning Brainboxes Pre-paired RS232 adaptors for cable replacement without the need for any additional software. Ideal for Bluetooth enabling dumb RS232 devices such as dataloggers etc.

With option to power from Pin 9. Based on fully tested Bluetooth silicon, Allowing communications at the full Bluetooth data rates. No visible antenna.

Technical Specifications

Bluetooth General

Bluetooth Qualification 1.1 Qualified Qualified

Bluetooth Radio

Class Of Device Class
  Radio Frequency 2.45 GHz
  Integral Antenna Yes
  Receiver Sensitivity -83
  Output Power > 0 dBm < 4 dBm
  Operating Distance (Typical)
Field: 30m Office: 10m

Bluetooth Settings

Max Transfer rate (Kb/s) 723
  Configurable Local Device Name
and Device Class
  Pairing Options Enable/Disable/Link key expiry/2 proximity modes
  Client and Server Mode Yes
  Configurable Discoverability,
Security mode and PIN number
  PARK and SNIFF mode Yes
  Factory Reset Yes

Serial Port Settings

Baud Rate (KB/s) 921,600
  Data Bits 8
  Parity Odd, Even, None
  Stop Bits 1 or 2
  Flow Control  

Bluetooth Security

Encryption ‘None’ , ‘Point to Point’ or ‘Point to Point and Broadcast’
  PIN Authentication PIN: Select from list or enter custom (16 character limit)
  Security Levels Low, Medium & High (Security Mode 1,2 & 3)


Power Source External Power Device: 110mA @ 5V Or Power On Pin 9: 5V - 13.6 V
  LEDs Combined power and Bluetooth link LED
  Power Consumption Depends on usage
  Weight Awaiting kg
  Size WxDxH (mm) Awaiting mm
  RS232 Connector 9 pin male


OS Compatibility Suitable for any device with Serial Port
  Configuration Windows Utility software or Remote/terminal Config


Other Approvals WEEE RoHS FCC Compliant EMC: CE Bluetooth Qualified TAA
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