Mini Portable Bluetooth Speakers SANSAI BT-155E TOOLS while a contact input mutes

while a contact input mutes the overall system in case of contact output from emergency or other priority systems

Inner 3/8" socket depth : 13mm

there’s acentral remote control to control them all

Our transformers are made to thehighest quality standards

Mini Portable Bluetooth Speakers SANSAI BT-155E TOOLS while a contact input mutesFeatures: Smartphone Speakerphone If you have a Bluetooth compatible phone, you can pair them both to play your music files wirelessly, or stream from your favourite apps. When paired with a smartphone, you can usethe built in mic to transform the BT 155E into a speakerphone for hands free calling. Built In Controls On the top of the BT 155E are tactile, rubberized buttons that let you manually control the speaker. You can use them to switch to hands