User Manual
WARNING: Listening to music at very high levels for extended periods of 
time can damage one’s hearing. Adjust volume before inserting the ear pieces 
into your ears to protect them against sudden bursts of sound. This device 
complies with part 15 of the FCC Rules. Operation is subject to the following 
two conditions: (1) This device may not cause harmful interference, and (2) this 
device must accept any interference received, including interference that may 
cause undesired operation.
ATTENTION: This equipment had been tested and found to comply with 
the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules.
These limits are designed to provide reasonable protection against harmful 
interference in a residential installation. This equipment generates, uses, and 
can radiate radio frequency energy and, if not installed and used in accordance 
with the instructions, may cause harmful interference to radio communications.
ATTENTION: Changes or modifications not expressly approved by SMS 
Audio™ could void the user’s authority to operate the equipment.
ATTENTION: Hereby, SMS Audio, LLC, declares that this STREET by 50 
Headphone is in compliance with the essential requirements and relevant 
provisions of Directive 1999/5/EC. A copy of the declaration of conformity may
be obtained at www.smsaudio.net/directive1999/streetby50_onear.pdf
ATTENTION: This instrument conforms to a water-seal rating of IPX4, which 
ensures the instrument will show no adverse damage even if exposed to water 
splashing from any direction. However, the instrument is not water-proof, so it 
should never be washed with water or left immersed in water. 
Package ContentsSafety TipsEN | On-Ear Wired Sport EN | On-Ear Wired Sport
1] Embossed carry case
2] Removable cable with 3-click mic
3] SMS Audio sport towel
4] Washable earpad covers
5] 1 sheet of SMS Audio stickers
6] Owner’s manual









