BlueKeeper pairs to your cell phone like a Bluetooth wireless headset. This professional microphone preamplifier provides a dramatic improvement in sound quality. BlueKeeper also pairs to Bluetooth equipped sound cards and music players in full bandwidth stereo A2DP mode. BlueKeeper combines Bluetooth Wireless Technology with professional audio electronics in a convenient desktop design. BlueKeeper pairs to your cell phone like a Bluetooth wireless headset. Simply connect your favorite microphone and headphones and enjoy an immediate improvement at both ends of the call. The professional microphone preamplifier provides a dramatic improvement in sound quality to the caller (or back to the station if you are away from the studio). The caller audio comes in loud and clear over the convenient front panel headphone jack. Recording Interviews - BlueKeeper allows you to send mic and line level signals into your wireless phone while maintaining excellent separation between your voice and the caller. The stereo output jack on the back of the unit provides your voice on one channel (in full fidelity) and the caller’s voice on the other channel. Connect this jack to your sound card or recorder. It’s perfect for radio or podcast interview recordings. The balanced XLR output jack contains only the caller’s voice. Connect to your mixing console or even to a PA system for everyone to hear.