Andrea SB-405B

Superbeam earphones
Hi definition USB stereo headset with array microphones and 3D surround sound recording
Great for music listening, VoIP, video conferencing, computer gaming, speech recognition, and stereo recording
Hi fidelity speaker drivers with acoustic bass expansion
USB soundcard with digital sample rates for hi definition audio
Binaural microphone placement for 3D surround sound recording
Adaptive beam forming noise cancellation for boom free microphone VoIP communications
Mic Input
A/D Conversion Resolution: 16 bit
THD + N
84 dB
Supply Bias Resistor: 2.2K Ohm @ 3.3VDC
Frequency Response: 20-20,000 Hz
Input Range: 0 – 1.25 Vrms
Dynamic Range: 95 dB
Record Gain Range: 6 to 33 dB
Stereo Output
D/A Conversion Resolution: 16 bit
THD + N: -91 dB
Frequency Response: 20-20,000 Hz
Output Load: 32 Ohm
Output Voltage: 1.27 Vrms
ANDSB405B