We have the products of 15/25/50W. There are 15/25W for normal signal phone and 25/30/50W for heavy duty signal phone. The number of model name expresses Output WATT(W) of UNIT(Speaker) and the more the number is high: the more sound volume(dB) is high.
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.