Replacement Battery for Plantronics CS55, CS50 & Avaya AWH55+ Wireless Headset Systems

• Manufacture Discontinued – No Replacement
• Lithium Ion Polymer (Li-Ion) battery
• Actual size: 3/4″ X 1-1/4″ X 1/8″ inch thick
• To replace the battery in the CS55/CS50, firmly squeeze both sides of the battery door cover and lift upward
• Fully recharge the battery in less than 3 hours
• 80% recharged in 1.5 hours
• Genuine Plantronics accessory
• Provides 8 hours talk time in the CS50 Wireless Headset (900 MHz technology)
• Provides 10 hours talk time in the CS55 Wireless Headset (1.9 GHz technology)
• Can be used in place of 64399-03
• 3.75v, 190 MAh
• Also has part number 65358-01 marked on this battery
• Note: not interchangeable with battery for Plantronics Savi series or CS540 wireless headset