headphones type  inserts
type of connection  Wireless
Colour  Red
An active noise cancellation  No
The range of frequencies headphone  4 - 24000 Hz
microphone type  condenser
microphone design  Built-in headphone housing
microphone directionality  omnidirectional
additional Features  12 mm dynamics 
work time: 8.5 hours (average volume) 
Charging time: about 2.5 hours
The weight  22 grams