Multitester tested for voltage. This is the factory ORIGINIAL genuine CAMBRIDGE SOUNDWORKS voltage regulator, power supply, powersupply, inverter, adaptor for SoundBlaster Extigy external USB sound card with DSP/Dolby 6.1. AC 120VAC and DC output: 12VDC 1A (aka: 12 volts DC 1000mA). The ac POWER CORD is attached. Round barrel connector with a positive center. Photo is generic. S H in the contiguous USA is $6.(insured shipping). Please see other interesting items by JGrit 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.