AudioCodes 405, IP Phone, Black, Wired handset, SIP info, 2 lines, Buttons AudioCodes 405. Product type: IP Phone, Product color: Black, Handset type: Wired handset. Dual-Tone Multi-Frequency (DTMF) modes: SIP info. Lines quantity: 2 lines. Volume control: Buttons. Display: LCD, Display resolution: 132 x 64 pixels