Dial Pad, AGPtek (Headset with Noise Elimination & PC Recording Function) CID Telephone for Call Center/Business/Conference GREAT RECORDER: 30 caller ID, 5 outgoing number memories. 2 digits PABX code setup, 32 digits pre-dial and edit. NOISE ELIMINATION: A flexibly adjustable, noise eliminable microphone providing you with superior communication through phones. FUNCTIONS: Receiving/making call, reviewing, calling back and deleting caller ID. COMPATIBILITY: Compatible with most call center telephones and digital telephones PACKAGE INCLUDED: 1 x Dial Pad, 1 x Headset, 1 x Connect cord, 1 x English user manual (Note: Power supplied by telephone line only, no need of batteries.)