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Feature: Working current: matching for 30 MA, matching the communication for 8 MA. Dormancy current: no dormancy. Used for GPS navigation system, water and electricity gas meter reading system. With computer and bluetooth bluetooth adapter, PDA, seamless connection equipment. Bluetooth module HC-08 Master and slave Two in one module Use the CSR mainstream bluetooth chip, bluetooth V2.0 protocol standards Module working voltage 3.3 V Potter default rate of 9600, the user can be set up Specification: Bluetooth protocal: Bluetooth Specification v2.0+EDR Frequency: 2.4GHz ISM band Modulation: GFSK(Gaussian Frequency Shift Keying) Emission power: =4dBm, Class 2 Sensitivity: =-84dBm at 0.1% BER Speed: Asynchronous: 2.1Mbps(Max) / 160 kbps, Synchronous: 1Mbps/1Mbps Security: Authentication and encryption Profiles: Bluetooth serial port Power supply: +3.3VDC 50mA Working temperature: -20 ~ +75 Centigrade Dimension: 26.9mm x 13mm x 2.2 mm Applications:- Embedded Projects Industrial Applications Computer and portable Devices GPS receiver