VXI MAX-2 Headphones User Manual


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VXI CorporationOne Front StreetRollinsford, NH 03869www.vxicorp.com800-742-8588 603-742-2888
Technical Specifications
Tal kPro
TM
The Power of Voice.
TALKPRO SP1/ SP2
MICROPHONE SPECIFICATIONS
Microphone: Gentex noise canceling
Ambient noise suppression: 13dB @ 1 kHz, typical
Output impedance: 1.8 kOhms typical
Sensitivity: -54dB @ 1kHz (defined 1" from talk-side, 82dB SPL)
Signal to noise ratio: More than 50dB
Frequency response: 100Hz to 6.3 kHz
Operating current: 300uA max
Operating voltage: 1.0 V DC min. to 20 V DC max.
RECEIVE SPECIFICATIONS
Speaker: Dynamic, 36mm diameter
SPL: 99 + 3dB (MEAN VALUE @ 0.8, 1.0, 1.2, 1.5 KHz)
Impedance: 300 Ohms
Frequency Response: 190 To 5.2 KHz
Rated Input Power: 40 mW continuous, 100 mW maximum
MECHANICAL SPECIFICATIONS
Cables: Stranded wire, PVC insulation, polyurethane jacket
Connectors: Gold plated; quick disconnect
Microphone Boom: Flexible gooseneck / Swivels 270 degrees for left or right ear placement
Headband: Stainless steel adjustable band; Ratchet positioning
Weight (without cord): Monaural - 1.5 oz / Binaural - 2 oz
Cord: Terminates in a quick disconnect connector
Cord length: 2' 1"
CT SWITCH
TELEPHONE TRANSMIT PATH FROM HEADSET
Output Network: AC coupled, transformer isolated, self-configuring for electret, dynamic, or
carbon type telephone.
Output Level: Auto-setting for telephone type with manual fine adjustment
Transmit Adjustment: -10dB max to -3 dB min.
Mic Sensitivity: -53dB at 82 dB SPL at 25mm
TELEPHONE RECEIVE PATH TO HEADSET
Input Impedance: 300 Ohms
Volume Control: +20dB max to -6dB min.
Output Level: 94 dBA at max. volume with headset supplied, 300 Ohm receive; AGC circuit
limited
OPERATING POWER
120 VAC adapter supplied providing 12 VDC, 100 mA output for USA and Canada. European
and UK adapters available.
MIC OUTPUT TO COMPUTER
Output Level: -50dB at 82 dB SPL at 25mm
Output Impedance: 2.2 k Ohms
SPEAKER INPUT FROM COMPUTER
Input Impedance: 500 Ohms, transformer isolated
Output Level to Headset: -4 dB rel. to output from computer
Acoustic Output: 105 dBA max
MECHANICAL SPECIFICATIONS
Plastic housing
Weight (without cords): 5.1oz
Cords: 18' modular cord to telephone. 10' modular coil cord. Quick disconnect compatible
with TalkPro SP or TuffSet style headsets. 7' 7" cord to computer with two 3.5mm (mic and
speaker) plugs.
TalkPro SP1
TalkPro SP2
Compatible with:
CT Switch
Passport V-series USB Cord
QD1030 Sound Card Cord
CT Switch
Compatible with:
TalkPro SP Headsets
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