The Specs

Physical Attributes
Weight 2.40 oz
Quick Glance
Product Type Headphone
Headset Type Stereo
Headphone Type Open|Earbud
Type of Wireless RF
Wireless
Wireless Transmitter Range 328.1 ft
More Info
URL http://www.sennheiser.com
Performance
Overall Min Frequency Response 50 Hz
Overall Max Frequency Response 16 kHz

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