2.4G Bluetooth Stereo Audio Module (Receiver)
This is a bluetooth stereo audio receiver module . It enable you to enjoys music , audio through the Bluetooth to your Speaker or Stereo headset, and use with any multimedia player, such as mobile with MP3 function, PC, PSP, iPod, PAD, MP3, MP4, media player, Walkman, Diskman, TV and computer without password to connected.
The device name will be show " Bluetooth_nanoSPK"
DIY : User can modify the speaker to wireless mode
Product features
◆ Audio Interface: 3.5mm/0.14in
◆ Bluetooth specification v2.1 + EDR
◆ High-board antennas
◆ Dimensions: 18mm x 42mm
◆ Dual 35-40mW Amplifier
◆ +12dB to −33dB and CLass II
◆ Volume up and down
◆ Used for embedded wireless serial transmission alternatives
Applications
◆ Audio Transmitter
◆ IPhone, iPad,
◆ Android
◆ Computer
◆ Class room speaker
Document : www.wide.hk/pdf/BT_Stereo.pdf
DIY Schematics : www.wide.hk/pdf/bluetooth_audio_2x.pdf
Product Specifications
Bluetooth protocol Bluetooth Specification v2.1+EDR
USB protocol USB v1.1/2.0
Frequency 2.4GHz ISM band
Modulation GFSK(Gaussian Frequency Shift Keying)
Transmit power ≤4dBm, Class 2
Sensitivity ≤-84dBm at 0.1% BER
Rate Asynchronous: 2.1Mbps(Max) / 160 kbps
Synchronous: 1Mbps/1Mbps
Power Supply +3.7VDC 50mA
Working temperature –5 ~ +45 Centigrade