The power supply has been multitester tested for voltage. Photo is generic. Modem console looks good. Only minor scratches with no cracks or broken parts.The modem power light comes on with no other way to test. The ac-dc POWER adapter CORD is included. Also included is a USB cable, coaxial cable, and ethernet cord (cable color may vary from photo). S H in the contiguous USA is $7.(insured shipping). Please see other interesting items by JGrit EXCLUSION: Please be sure you are computer software ready and understand the use of this device. My guarantee by repair or exchange does not extend to your computer, software, ISP, or cable company (who are only interested in leasing or selling you a modem and not making an existing modem work on their system). USPS DELIVERY TIME: As stated in the item listing, seller will drop-off your item to the USPS within 4 days of receiving cleared payment. How long it takes to deliver to your door is strictly within USPS control and not within the control of seller. Please leave 5 stars for seller 4 day drop-off time. Thankyou.