Panasonic Intercom 470-477 Set: VL-V566, VL-MZ25 - Model Numbers: VL-V522L-S (Entrance unit) VL-MZ25K (Monitor unit) - Operation confirmed: All buttons, sound, image, and power. - Condition: See photos. Dust and dirt have been wiped off. - Accessories: All items in the photos, power cord, 4 screws. - Shipping: Wrapped in bubble wrap, within 24 hours. - Returns and exchanges are possible before the transaction is completed. Individual sales are possible. Please see and purchase from the dedicated individual sale page. We want to ensure a worry-free purchase for our customers. Thank you for your consideration. Installation Manual: https://dl-ctlg.panasonic.com/manual/2006/vl_sw100mk_kouji.pdf Monitor Unit and Camera Entrance Unit Compatibility Chart: https://jpn.faq.panasonic.com/euf/assets/images/panasonic/answer_images/doormoni/genkoki.pdf #Panasonic #Aiphone #Secom #Nasta #Intercom #Interphone #Video Doorphone