Bose QuietComfort 20i headphone

 
Approximate retail price:
$300
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Summary: Portable noise canceling isolating ear-insert earphones that come with three pairs of "Stayhear + tip" ear bowl support earpieces of various sizes, USB charging cable, shirt clip, and a carrying case.
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Type: Portable headphones
Specs
info Weight (oz.) 1.5
info Cable length (in.) 50
info Battery type Rechargeable lithium-ion
Connections
info Plug type 4 contact Mini (1/8")
Features
info Works with noise reduction off Yes
info Integrated microphone Yes
info Call connect/disconnect control Yes
info Integrated volume control Yes
info Integrated player control Yes
info Detachable cable No
info Monitor function (mute) Yes
info Noise canceling unit in earpiece No
info Battery life (hrs.) 16
info Battery recharge time (hrs.) 2
info Low battery indicator Yes
info Warranty (mos.): parts/labor 12/12
info Additional features None
info Included accessories Three pairs of "StayHear + Tip" ear bowl support earpieces of various sizes, USB charging cable, shirt clip, carrying case.