Use iPhone 6 se in an iPhone 5 docking station
How do you use an I Phone 6se in an I Phone 5 docking station
Apple never introduced a product called "iPhone 6SE". There is an iPhone 6. There is an iPhone SE.
Both the iPhone 6 and iPhone SE function in this same dock that supports the iPhone 5.
http://www.apple.com/shop/product/MNN62/iphone-lightning-dock-black?fnode=42