The battery life of a the Plantronics Discovery 975 Bluetooth Headset is about 7 days of standby time, and around 5 hours of talk time. There is a carrying case that recharges the earpiece that can be purchased to increase the battery life.
You cannot change the battery in most, if not all, bluetooth headsets.
You don't say which bluetooth you have. Make sure that your charger is working well, it may be on a switch plug outlet. Make sure the switch is up. Does your light on the headset go to solid red when it is charging or does the headset still flash? If the headset is under warranty you may want to get it replaced. If not it may be time to purchase a new one, as most bluetooth headsets do not have a replaceable battery.
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Here are some possible causes for your problem: The headset is not turned on, or the headset is not connected to a mobile phone (follow the pairing instructions to re-pair headset). Press the call control button for 2 seconds until you hear a beep or see the indicator light glow blue to turn headset on. Your headset may be out of range. Move the headset closer to the phone or Bluetooth device. Your headset battery is drained. Charge your battery using the AC power adapter supplied. The listening volume is too low. Press the volume key up (toward the earloop) to increase the sound heard in the headset.
Consumer reviews are key when buying a stereo Bluetooth headset because they provide information on the real battery life of the headset as opposed to what the manufacturer may be claiming. Reviews also cover the sound quality. However, it is also important to actually try on the stereo Bluetooth headset in person to ensure it is comfortable to wear for long periods of time.
When choosing a Bluetooth headset for biking, look for features like sweat resistance, secure fit, long battery life, good sound quality, and easy controls for a comfortable and enjoyable cycling experience.
There is website called e-how where you can type up the problem you are having with your Bluetooth headset devise and you can find ways in how to troubleshoot it and hopefully remedy your problem. One of the very first things you are advised to do is to read your owner's manual and check your battery, which may need to be replaced.
Any bluetooth headset with a good battery life will work great for a hands-free setup with a cell phone.
There is a device that will help measure the slope on a building. It is called a roof pitch calculator. To use this device, a person will have to know the height of the building at the highest point and at the height of the eaves.
If you are certain the headset is not turning on, as opposed to not making a bluetooth connection, then I would certainly suspect the lithium-ion battery. It could be just the connection. Do you get any indication that it is charging?
When buying a Bluetooth headset, it�s important to make sure that it has what one needs. It�s important to make sure that it�s comfortable, that it has a good range of use and that it has a battery time of at least up to 8 hours. It is also important to make sure that it is able to do device pairing so that it can be paired with one�s phone, music device or even computer.
Buy a new one if you can't replace the headset's battery, as the battery is dead.