Avaya Merlin 700305105 3810 Cordless Digital Telephone Set (Refurbished)Key Features: Mnfr Part #: 700305105 2 line, 32 character Handset Liquid Crystal Display (LCD) 4 displayed operation modes indicating Talk, Ringer On Off, Battery Low, and Message Waiting Single button access to fixed features Hold, Transfer, Conference, and Redial 4 programmable buttons to access features on the PBX 10 channels, supporting up to 10 simultaneous conversations Headset jack Ringer and Handset volume control User selectable ring type