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Sennheiser Presence 504577

Premium Bluetooth Headset For Professionals On The Road

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This item has been discontinued

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Sennheiser Presence 504577

Premium Bluetooth Headset For Professionals On The Road


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General Features:

  • Premium Bluetooth Headset For Professionals On The Road
  • In-ear design with over the ear hook
  • USB charging cable and car charger included
  • Color: Black/Silver
  • Designed with a snug fit for active people
  • Features Sennheiser HD sound and SpeakFocus™ HD voice clarity for a clearer and more natural audio experience
  • Latest Bluetooth® 4.0 technology
  • WindSafe™ technology reduces wind noise in outdoor situations
  • Active Gard® technology protects against acoustic shock and sudden sound surges
  • 10 hour of talk time
  • 25 meter Bluetooth® range
  • Real-time battery monitoring via iPhone® battery meter
  • Lightweight iconic design
  • Includes four extra ear sleeves
  • Authorized Internet Dealer
  • 2-Year Manufacturer's Warranty

Product Specifications:

  • Frequency Response (Mic): 150-6,800 Hz
  • Frequency Response (Speaker): 100-15,000 Hz
  • Sensitivity: 118dB
  • Microphone: Digital MEMS-Microphone
  • Plug Size: Micro USB
  • Charge Time: 1:20
  • Speaker Type: Closed, Dynamic

Bluetooth Specifications

Talk Time
The amount of time that you can talk on the headset on a single charge.
10 hours
Standby Time
The amount of time on a single charge that the headset can be on and not in use.
336 hours
Bluetooth Range
The maximum distance (measured in feet) that the Bluetooth device can from the paired Bluetooth transmitter.
32.81 feet
Bluetooth Version Compatibility
Which version of Bluetooth the device is compatible with. Is it important that the both devices being paired are the same version of Bluetooth. For example, a Bluetooth version 2.0 cell phone can be paired with a compatible version 2.0 headset.
Version 4.0
Number of Paired Devices
Some Bluetooth devices can be paired to more than one phone at a time. This is the maximum number of phones that a device can be paired to at one time.
Noise Reduction technology removes unwanted noise from a signal. Background or ambient noise can be removed to produce clearer speech and enhanced hearing. Typically these Active Noise Canceling (ANC) headphones are powered and use batteries to activate the noise canceling technology. Also referred to as Noise Reduction or Noise Cancellation.
Number of Microphones
Some Bluetooth headsets will use multiple microphones to more efficiently capture the users voice.
Full Duplex
Full Duplex communication allows simultaneous two-way communication. Each person can speak and be heard at the same time. Also know as Double Duplex.
Voice To Text
Allows you to say words and sentences which is then converted to text on your Smartphone, tablet, or other Bluetooth enabled device. This can either be built-in, or require you to download an app.
Ear-Bud Style
Different Bluetooth headsets offer different designs and ear-bud styles. The most popular is the in-ear speaker, which is an ear-bud that fits into the ear. Others use a flat speaker design that rests on the outside of the ear.
In-Ear Speaker
Number of Ear-Buds
The number of ear-buds included in the package.
Ear-Hook Style
Most Bluetooth headsets have the option for an ear-hook to secure the headset to the ear. The most popular is a hook that wraps around the top of the ear. Others have a wrap-around design that connects the two ear-buds. Different materials are used for different levels of flexibility and comfort.
Plastic Ear-Hook
Number of Ear-Hooks
Bluetooth headsets that use an ear-hook for stability often come included with ear-hooks. This is the number of ear-hooks that are included in the package.
Primary Color
This is the main color of the item.
This is the color of the illuminated LED lights on the unit.
Remote LCD Display
Some devices (such as remote controls) feature an LCD display to show information such as text, pictures, icons, or other helpful information.
The type of charging accessory included with the headset.

Warranty and Return Policy

Parts Warranty Duration
2 years
Labor Warranty Duration
2 years
Warranty Provider

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Sonic Electronix Wiring Guide

Wiring Diagram Legend

Warning: The image depicted shows the resistance change when wiring multiple subwoofer terminals. Please refer to your subwoofer's owner's manual for the proper wiring of its terminals. Sonic Electronix, Inc. is not responsible for damage caused to your audio system or vehicle due to improper installation. Please call tech support at 1-877-289-7664 if you require additional assistance.

Product Name: Sennheiser Presence 504577