Naztech i9 BT Active Noise Canceling Headphones

Features:
High-definition Sound
Premium Memory Foam & Genuine Leather Ear Cups
Superior Battery Life
Braided Fabric Shielded Cable
Foldable for Portability, Includes Travel Case for Storage
Continuous Audio Even after Battery Depletes
Detachable Cable for Cordless Noise Cancellation
Gold Plated 1/4" Stereo Plug Adapter
Gold plated Airline Dual-plug Adapter
Trilingual Packaging (English/Spanish/French)

Specifications:
Bluetooth Version: 4.1
Bluetooth Chipset: CSR8645 w/apt-X
Noise Cancellation Rate: 85%
Speakers: 40mm Neodymium
Audio Impedance: 32 Ohms
Charging Time: About 3.0 hours
Charging: Micro USB
Cable Length: Detachable 4.8 feet
BT Operating Range: less than 10 m
Connection: 3.5mm jack
Battery Time (Bluetooth Only): 15 hours
Battery Time (Noise Cancelling Only): 30 hours
Battery Time (Bluetooth + Noise Cancelling): 12 hours
Battery Type: Rechargeable Li-Polymer

Made In: China

Material Composition: Metal/ Plastic