Mitel Compatible Jabra PRO 920 Wireless Headset Bundle | Remote Answering Lifter Included | Compatible Mitel IP phones: 5000, 5010, 5020, 5040, 5055, 5140, 5312, 5324, 5330, 5340, 5360 BUNDLE INCLUDES: Cordless Jabra PRO 920 Headset System Mechanical Remote Lifter COMPATIBLE MITEL PHONES: 5000, 5010, 5020, 5040, 5055, 5140, 5312, 5324, 5330, 5340, 5360 (This is set only compatible with these Mitel Phones) EASY TO USE: Plug & Play with up to 12 hour battery life REMOTE ANSWERING: Easy and Seamless answering from headset with Jabra Remote Lifter. TRAINING CAPABILITIES: Agent/Supervisor training - Up to 4 headsets can be "paired" for agent/supervisor coaching and training.