Mitel Spare Battery for Cordless DECT Headset (5330, 5340, 5360) and for GN - Jabra 9330e, 9350e, 14151-02 Compatible with Mitel Cordless Headsets compatible with models (5330, 5340, 5360) Compatible with Jabra wireless headsets: 9330e, 9350e, 9330e USB Original manufacturer battery - Bring your old headset back to life with a new battery If your wireless headset is not keeping a charge this is the cheapest way to fix that problem. The manufacturer will no longer be producing more units. Stock-up now while supplies last!