The talk time provided is of up to 12 hours. The headsets come in two varieties viz.
Voyager Focus UC B825 Features. Battery Life: Up to 12 Hours. Up to 12 Hours Talk Time.
Wireless Range: Up to 150 Feet. Please allow us the opportunity to resolve any issues before opening disputes and/or leaving feedback. If the item includes an ac power adapter for use, it will be 120 volts. Please ensure that this product is compatible with the standards within your country before purchasing. This item is in the category "Consumer Electronics\Portable Audio & Headphones\Headphones".The seller is "factoryoutletstore-us" and is located in this country: US. This item can be shipped to United States, Canada, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech Republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, Sweden, Korea, South, Indonesia, Taiwan, South Africa, Belgium, France, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Bahamas, Israel, New Zealand, Philippines, Singapore, Switzerland, Norway, Croatia, Republic of, Antigua and Barbuda, Aruba, Belize, Dominica, Grenada, Saint Kitts-Nevis, Saint Lucia, Montserrat, Turks and Caicos Islands, Barbados, Bangladesh, Bermuda, Brunei Darussalam, Bolivia, Egypt, French Guiana, Guernsey, Gibraltar, Guadeloupe, Iceland, Jersey, Jordan, Cambodia, Cayman Islands, Liechtenstein, Sri Lanka, Luxembourg, Monaco, Macau, Martinique, Maldives, Nicaragua, Oman, Pakistan, Paraguay, Reunion, Uruguay, Russian Federation.