These are Thomson Sport Wireless Blue-tooth In-Ear Headphones.
Features include: Convenient cable-mounted volume control
Integrated phone function with call answer button and microphone for smart phones
Remote function for music control (pause/play/forward/back) if supported by the telephone
Silicone ear pads in S, M and L for a comfortable and secure fit
Wireless in-ear headphones for music playback with integrated telephone function and blue-tooth
The special sport-fix design of the earpiece ensures a firm and secure grip in the ear – ideal for sport.
Also for wireless stereo via audio streaming (A2DP, HFP, HSP, AVRCP)
Up to 4.5 hours of music or telephone function
Up to 400 hours in standby
Simple toggling between music and telephone calls
Passive noise reduction system requirements:
Blue-tooth-enabled playback device, e.g. smart phone.