The Plantronics Backbeat FIT 2100 portable Bluetooth wireless sports earphones have a non-isolating earbud design. These earphones are intended for use with Bluetooth enabled audio devices including cell phones and have a wireless reception range of 33 feet. They have a built-in microphone and integrated Bluetooth volume, music player function, and call connect/disconnect controls. They also support various digital voice assistant functions when used with Bluetooth capable devices that have those features. The Backbeat FIT 2100 is claimed by the manufacturer to be water resistant and comes with a USB charging cable. They are covered by a 12-month warranty, and the free Plantronics Backbeat app for Apple and Android mobile devices can be used to change the function of the earphone controls and has a tracking feature to find misplaced earphones.
Plug typeThe type of connection at the end of the audio cord, which will be plugged into the source component. Most have 1/8-inch standard (3-contact) "mini" jacks that fit portable devices. Models intended for use with newer iPod, iPhone, and some Blackberry smartphones, that have integrated microphones, audio player controls, and call connect/disconnect controls use a 1/8-inch 4-conductor mini jack. The audio function of models with 4-conductor mini jacks may not work properly or consistently with non-iPod/iPhone devices.
Integrated microphoneHas an integrated microphone for use with some cell phones or audio players with a recorder function.
Call connect/disconnect control
Call connect/disconnect controlThis allows you to answer or disconnect from a phone call with some cell phones.
Integrated volume control
Integrated volume controlThis allows you to adjust the volume without having to dig into your pocket or purse for a player.
Integrated function control
Integrated function controlThis allows you to control some player functions (for example: play, pause, track skip) via a control without having to dig into a pocket or purse for a player.
Warranty: parts, labor
Warranty: parts, laborWarranty (parts/labor, mo.) indicates the length of the manufacturer's warranty for parts and labor, in months.
Additional featuresAdditional features for this model.
2.4 GHz transmission frequency, Bluetooth wireless, around 33 ft. operating range. Operates up to 7 hrs. on built-in rechargeable batteries with a charge time of 2 hrs. Has headset auto power off function, low battery indicator, and battery recharge indicator. Has tap sensitive Bluetooth volume, music player and call connect/disconnect controls. Has Multipoint feature - allows simultaneous connection of two Bluetooth devices. Has power on/off, Bluetooth connect/disconnect, and battery status voice announcements. Supports Siri and Google Assistant voice commands when Bluetooth paired with devices that have those features. Manufacturer claims water resistance. Bluetooth connected Apple mobile devices using iOS Version 5 and above will show the battery level. Free Plantronics Backbeat app for Apple and Android mobile devices can be used to adjust many features including: changing the function of the tap controls, turning on and off the HD Voice feature, updating the earphones, and a tracker function to help locate the earphones if they are misplaced.
Included accessoriesIndicates what additional accessories are included.
USB charging cable. Free Plantronics Backbeat app available for Apple and Android mobile devices.
Cord lengthCord lengths indicates the approximate length of the cord from the headset or earpiece to the plug, measured in inches.
WeightReflects the weight, in ounces, of the headphones including the audio cable and batteries, if any.