GN 500 Series Stereo PC Multimedia Headsets Technical Specifications

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GN 500 SeriesStereo PC Multimedia
HeadsetsTechnical Specifications

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GN 501SC For the style and budget conscious
If youre on a budget, but still want a stylish
headset with solid capabilities and great quality
sound

• Over-the-head stereo headset and microphone
• 3.5mm gold-plated plugs connect to sound card
• Convenient in-line mute and volume for easy
  access
• Noise-canceling microphone with adjustable boom
  for precise speech input
• Lightweight for hours of comfort
• Neodymium drivers enhance your listening
  experience

Gold Plated Sound Card Connections
Inline Mute and Volume
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GN 501SC Technical Specifications
Electrical / Acoustical Specification Receiver Specification Electrical / Acoustical Specification Receiver Specification
Sensitivity 13 dB Pa / V ? 3 dB _at_ 1 KHz
Frequency Response 20 Hz 20 KHz
Channel Unbalance 3 dB max.
Distortion (THDN) 2 max. _at_ lt 5 dBV
Impedance of speaker 32 ohms ? 10
Impedance of system 39 ohms ? 15
Max. Acoustic Output No protection Typ. 121 dB SPL _at_ 20 Hz 20 KHz
Microphone Specification Microphone Specification
Sensitivity -42 dB V/ Pa ? 5 dB _at_ 1 KHz
Frequency Range 100 Hz 10 KHz
Distortion 2 max. _at_ lt 10 dB Pa and gt 200 Hz
Microphone type Noise Canceling
Bias voltage range 2 V (min) 3 V (typ) 9 V (max)
Bias resistor range 1 K? (min) 2.2 K? (typ) 10 K? (max)
Cable and plug Specification Cable and plug Specification
Cable Length
Sound Card to Inline mute 1700 mm ? 20 mm
Inline mute to headset 600 mm ? 20 mm
Sound card plug 3.5 mm Stereo Jack connectors
Inline volume control
TX Mute Min 60 dB when muted
Type Inline mute and volume box
RX Adjustment
Type Logarithmic potmeter
Range 0 to 100
Attenuation at 50 15 dB typ.
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GN 503SC Flat out better performance
Want better performance without breaking the
bank? Start with all the features of the GN
501SC plus deeper, smoother base response

• Over-the-head stereo headset and microphone
• Oversized 40mm speakers for maximum bass response
• Speakers fold flat for easy storage and
  portability
• 3.5mm gold-plated plugs connect to sound card
• Convenient in-line mute and volume for easy
  access
• Noise-canceling microphone with adjustable boom
  for precise speech input
• Lightweight for hours of comfort
• Neodymium drivers enhance your listening
  experience

Oversized 40mm speakers
Gold Plated Sound Card Connections
Inline Mute and Volume
Speakers Fold Flat
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GN 503SC Technical Specifications
Electrical / Acoustical Specification Receiver Specification Electrical / Acoustical Specification Receiver Specification
Sensitivity 12 dB Pa / V ? 3 dB _at_ 1 KHz
Frequency Response 20 Hz 20 KHz
Channel Unbalance 3 dB max.
Distortion (THDN) 2 max. _at_ lt 5 dBV
Impedance of speaker 32 ohms ? 10
Impedance of system 39 ohms ? 15
Max. Acoustic Output No protection Typ. 125 dB SPL _at_ 20 Hz 20 KHz
Microphone Specification Microphone Specification
Sensitivity -42 dB V/ Pa ? 5 dB _at_ 1 KHz
Frequency Range 100 Hz 10 KHz
Distortion 2 max. _at_ lt 10 dB Pa and gt200 Hz
Microphone type Noise Cancelling
Bias voltage range 2 V (min) 3 V (typ) 9 V (max)
Bias resistor range 1 K? (min) 2.2 K? (typ) 10 K? (max)
Cable and plug Specification Cable and plug Specification
Cable Length
Sound Card to Inline mute 1700 mm ? 20 mm
Inline mute to headset 600 mm ? 20 mm
Sound card plug 3.5 mm Stereo Jack connectors.
Inline volume control
TX Mute Min 60 dB when muted
Type Inline mute and volume box
RX Adjustment
Type Logarithmic potmeter
Range 0 to 100
Attenuation at 50 15 dB typ.
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GN 502USB The difference is digital
Want better performance without breaking the
bank? Start with all the features of the GN
501SC plus pristine digital-quality stereo and
behind-the-neck comfort
Behind-the-neck comfort

• Behind-the-neck stereo headset and microphone
• Enhanced-digital plug-and-play USB connection
• Digitally optimized Neodymium drivers for a full,
  rich stereo sound
• Convenient in-line mute and volume for easy
  access
• Noise-canceling microphone with adjustable boom
  for precise speech input
• Lightweight with pillow-soft ear cushions for
  hours of comfort

Digital USB Connection
Inline Mute and Volume
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GN 502USB Technical Specifications
Electrical / Acoustical Specification Receiver Specification Electrical / Acoustical Specification Receiver Specification
Sensitivity 4 dB Pa / Vd ? 3 dB _at_ 1 KHz
Frequency Response 20 Hz 20 KHz
Channel Unbalance 3 dB max.
Distortion (THDN) 2 max. _at_ lt 0 dBVd
Impedance of speaker 32 ohms ? 10
Impedance of system 78 ohms ? 15
Max. Acoustic Output Max. 118 dB SPL _at_ 20 Hz 20 KHz
Microphone Specification Microphone Specification
Sensitivity -15 dB Vd/ Pa ? 5 dB _at_ 1 KHz
Frequency Range 100 Hz 10 KHz
Distortion 2 max. _at_ lt 10 dB Pa and gt200 Hz
Microphone type Noise Canceling
Cable and plug Specification Cable and plug Specification
Cable Length
Connector to USB Box 220 mm ? 20 mm
USB Box to Inline mute 1700 mm ? 20 mm
Inline mute to headset 600 mm ? 20 mm
USB Connector Type A USB Connector
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GN 502USB Technical Specifications Continued
USB Specification USB Specification
USB Specification Version 1.1
Transmission rate Full Duplex, 12 Mbps
Sampling Frequency 44.1 KHz and 48 KHz
Visual Indicator Green LED on box flashed when plugged into computer
Compatibility Plug and play for Windows 98SE, Windows ME, Windows 2000, Windows XP, Macos 9.2, Macos X, and Linux Red Hat 9
Operating Voltage 4.5V (min) 5.0V (typ)
Current Consumption 90 mA (typ) 100 mA (max)
Inline volume control
TX Mute Min 60 dB when muted
Type Inline mute and volume box
RX Adjustment
Type Logarithmic potmeter
Range 0 to 100
Attenuation at 50 15 dB typ.
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GN 503USB The difference is digital
Your most demanding applications, require premium
performance. Get all the benefits of the GN 503SC
plus ultra plush ear cushions and pristine
digital-quality stereo

• Over-the-head stereo headset and microphone
• Enhanced-digital plug-and-play USB connection
• Lightweight with pillow-soft ear cushions for
  hours of comfort
• Oversized 40mm speakers for maximum bass response
• Digitally optimized Neodymium drivers for a full,
  rich stereo sound
• Convenient in-line mute and volume for easy
  access
• Noise-canceling microphone with adjustable boom
  for precise speech input
• Speakers fold flat for easy storage and
  portability

Pillow-soft Ear Cushions
Digital USB Connection
Inline Mute and Volume
Speakers Fold Flat
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GN 503USB Technical Specifications
Electrical / Acoustical Specification Receiver Specification Electrical / Acoustical Specification Receiver Specification
Sensitivity 11 dB Pa / Vd ? 3 dB _at_ 1 KHz
Frequency Response 20 Hz 20 KHz
Channel Unbalance 3 dB max.
Distortion (THDN) 2 max. _at_ lt 0 dBVd
Impedance of speaker 32 ohms ? 10
Impedance of system 78 ohms ? 15
Max. Acoustic Output Max. 118 dB SPL _at_ 20 Hz 20 KHz
Microphone Specification Microphone Specification
Sensitivity -15 dB Vd/ Pa ? 5 dB _at_ 1 KHz
Frequency Range 100 Hz 10 KHz
Distortion 2 max. _at_ lt 10 dB Pa and gt200 Hz
Microphone type Noise Canceling
Cable and plug Specification Cable and plug Specification
Cable Length
Connector to USB Box 220 mm ? 20 mm
USB Box to Inline mute 1700 mm ? 20 mm
Inline mute to headset 600 mm ? 20 mm
USB Connector Type A USB Connector
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GN 503USB Technical Specifications Continued
USB Specification USB Specification
USB Specification Version 1.1
Transmission rate Full Duplex, 12 Mbps
Sampling Frequency 44.1 KHz and 48 KHz
Visual Indicator Green LED on box flashed when plugged into computer
Compatibility Plug and play for Windows 98SE, Windows ME, Windows 2000, Windows XP, Macos 9.2, Macos X, and Linux Red Hat 9
Operating Voltage 4.5V (min) 5.0V (typ)
Current Consumption 90 mA (typ) 100 mA (max)
Inline volume control
TX Mute Min 60 dB when muted
Type Inline mute and volume box
RX Adjustment
Type Logarithmic potmeter
Range 0 to 100
Attenuation at 50 15 dB typ.