Power On/Off Power On: Turn the Power/Tactical Sound Control™ Dial (1) up (you will hear and feel a physical click) Power Off: Turn the Power/Tactical Sound Control™ Dial (1) all the way down (you will hear and feel a physical click) EN | 4...
Page 4
Tactical Sound Control™ Technology This product includes TSC (Tactical Sound Control™) Technology. This is a microphone technology that allows the user to hear the world around them, but always at a safe listening level. When ambient noise breaches a safe listening level, the microphone technology immediately responds and attenuates to a safe level.
Page 5
To listen to music via the Line Input (7), use the 3.5mm audio cable included. Insert one end into the DEFY Slim Basic and insert the other end into your phone or other personal media device. Phone calls will not work with DEFY Slim Basic products.
Page 6
Battery The DEFY Slim Basic operates using two standard AAA batteries. Slide the black ISOtunes Sport cover up to open and access the batteries. If you experience any issues, try removing the batteries and inserting new ones. EN | 7...
Page 7
Tactical Sound Control Dial all the way down (you will hear and ANSI S3.19-1974 Table (NRR Table) feel a physical click). Powering The DEFY Slim Basic operates using two standard AAA batteries (included). If you experience any issues, try removing the batteries and inserting new ones. EN 352-2:2002 Table (SNR Table)
Page 8
1. The surrounding noise level measured at the ear is 100 dB. down. 2. The NRR of ISOtunes® Sport DEFY Slim Basic is 21 dB. 3. The noise level entering the ear is approximately equal to 79 Cleaning and Maintenance •...
Page 9
UK & Europe uk-eurosupport@isotunesaudio.com The full text of the declaration of conformity is available at: www.ISOtunes.co.uk/EUdeclaration-of-conformity. EN | 10...
Need help?
Do you have a question about the DEFY SLIM BASIC and is the answer not in the manual?
Questions and answers