Replacement for Plantronics CS50/CS55 Headset Battery 65358-01 64327-01 64399-01 CS60, Pack of 2

iMah Ryme B31 Replacement Battery Compatible with Plantronics CS50 Headset Battery and Plantronics CS55 Headset Battery 65358-01, (Pack of 2) Specification: Replace Model: 65358-01 Voltage: 3.7V Capacity: 190mAh Weight: 5.1g / 0.18oz per battery pack Type: Lithium-Polymer Rechargeable: Yes Dimension: 33 x 20 x 3 mm / 1.3 x 0.79 x 0.12 inch Compatible with the following Plantronics Wireless Headset Models: Plantronics CS50 Wireless Headset Plantronics CS55 Wireless Headset Replace of the Original Plantronics Headset Battery Part Number #: Plantronics 65358-01 battery and replacement 64327-01 64399-01 battery