The external shape for these two models is similar, but there are the differences in size, internal Unit (Speaker) and output(volume). The number on model name shows output of the Unit. Output of SEHN25 is 108~115dB and SEHN50 is 115~120dB.
Please process as below for additional inquiry and purchsing
A. Online Purchasing Inquiry
1. Firstly check the information of the Products through “Website > Products > Products Group“.
2. Please put inquiry through “Website > Customer Support > Question and Reply“.
B. Offline Purchasing Inquiry
Please contact after checking of person in charge through “Website > Purchase > Purchasing from Abroad“.
Thank you for your inquiry.