Photo is generic. Power Supply is included and multitested for voltage. Light comes on the unit when power is plugged in. No other testing possible, and therefore, item sold "as is" with no return or refund. Please determine compatibility before purchase. Questions are encouraged. Includes all cables shown in auction photo: ethernet cable and power supply adapter (cable color may vary). S H in the contiguous USA is $7.(insured shipping). Please see other interesting items by JGrit EXCLUSIONS:Please be sure you are computer software ready and understand the use of this device for your computer, software, ISP, or cable company (who are only interested in leasing or selling you a modem and not making your 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 5 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 5 day drop-off time.