2x Pack - Jabra GN9120 Battery - Replacement for Jabra Wireless Headset Battery (270mAh, 3.7V, Lithium Polymer) Replacement Jabra GN9120 Battery Replacement for Jabra Wireless Headset Batteries Quantity: 2, Lifetime Warranty Capacity: 270mAh, Upstart Battery Brand On Sale for a Limited Time!