Panasonic Intercom 293-299 Set: VL-V522L, VL-MZ30 - Model Numbers: VL-V522L-S (Entrance unit) VL-MZ30K (Monitor unit) - Functionality: Tested and confirmed working. All buttons, sound, image, and power are functioning. - Condition: See photos. Dust and dirt have been wiped off. - Accessories: All items shown in the photos, power cord, and 4 screws. - Shipping: Bubble wrap, within 24 hours. - Returns/Exchanges: Accepted before the transaction is completed. Individual sales are possible. Please see the dedicated page for individual sales. We aim for 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 #Seco #Nasta #Intercom #Interphone #VideoDoorphone