Annex Depot Inc. 9688 Nature Trail Way Elk Grove, CA 95757 For tech support: Tech support & manual For sales: sales@lightobject.com Other issue: contactus@lightobject.com Tel: (916)572-6080 10:00AM ~ 4:00PM Pacific Time (PST) Fax: (916)880-5600 If you have any technical question, please post your question on our forum site: Tech support & manual before calling.