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Discontinued Product

Bluetrek Bluetooth Crescendo Mono Headset - CRESCENDO

Abt Model: CRESCENDO | UPC Code: 888063744341
This product is no longer available.

Product Details

Bluetrek Bluetooth Crescendo Mono Headset - CRESCENDO

Totally Hands-Free Experience

The truly hands-free Bluetooth headset with build-in Voice Control. You can command your phone to make, answer, or reject calls, connect you up with the Bing411 voice search hotline and the local traffic hotline for the latest information, send and receive emails and texts without touching the key pad. The Crescendo headset will also TELL you your connection and battery status, or guide you step by step through the operation manual. The Crescendo headset is pre-loaded with English Voice firmware, and you can download the French language from the Bluetrek Talk2Me App store free of charge. German, Spanish, and more languages will be available at the App store in the near future.

Best In Class Noise Cancellation

It is independently rated as one of the best noise cancelling Bluetooth headsets in the world! Thanks to Bluetrek’s dual-mic design with proprietary NoiseLock™ and Crystalline Voice Technologies™, the Crescendo produces exceptionally clear calls, even in environments with up to 85dB of background noise. To learn more, please visit Crescendo mini site

Superior Noise Cancellation- NoiseLock™& Crystalline Voice Technologies™ for noise cancellation and audio improvement

Free APPs Install

Voice Command Apps: The FREE Microsoft Bing411™ voice search allows voice access to the latest news, including stocks, sports scores and more

The 511 local traffic condition hotline takes you to your destination in the shortest time.

Dial2Do™ handsfree assistant for send and receive your text messages and emails by your voice!

Languages Apps: The languages Apps allows you to communicate with your Crescendo headset in your most preferred language.

Audio Apps: The Audio Apps ensure optimization of audio performance of your headset with you mobile phone. For more information, please visit our APPs store

Voice Guide Simplified Pairing - You can say "Pair mode" to pair your headest!

Multipoint Technology - Allow connect two Bluetooth devices at the same time

Firmware Upgrade Available - Ensure the best possible performance

Access To Mobile Voice Dialing

Voice Guide Menu - Just ask "What can I say" to hear menu of available commands

VoIP- Supports Bluetooth enabled computers for VoIP calling, such as Skype

Other Operation Features - volume up, volume down, mute, unmute, transfer calls between phone and headset, call waiting etc.

*Service only available in US, coming soon to other countries, for more information, please visit BING411™


  • Talk time : Up to 5 hrs
  • Standby time : Up to 7 days
  • Voice recognition: both in American English or French
  • Voice alert: both in American English or French
  • Bluetooth specification : V2.0 (V2.1 compatible)
  • NoiseLock(TM) & Crystalline Voice Technologies(TM) for noise cancellation
  • Multipoint technology
  • Voice control

What's In The Box:

  • 2 diff size plastic ear hooks
  • 4 diff size ergobuds®
  • Magnetic headset holder
  • USB cable
  • Universal USB Car Charger

Approximate Weight:

  • Unit: 0.3 oz
  • Shipping: 1 lb

Approximate Dimensions:

  • Length: 1.8"
  • Width: 0.8"
  • Thickness: 0.4"


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Key Features
Hands Free/ Best In Class Noise Cancellation/ Free Apps To Install/ Voice Command Apps/ Language Apps/ Audio Apps/ Voice Guidance Simplified Pairing/ Multipoint Technology/ Firmware Upgrade Available/ Access To Mobile Voice Dialing/ Voice Guide Menu/ VoIP/ Black Finish
More reasons to buy the Bluetrek CRESCENDO from Abt Electronics
  • is an authorized dealer (Learn More).
  • The Bluetrek CRESCENDO is Brand New.
  • The Bluetrek CRESCENDO Ships in a Factory Sealed Box.
  • Abt ships this product for free!
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