FORESTORE Bluetooth Wireless Headphone With Foldable Pivoting / Build in Micphone Headset For Cell Phone/ PC Game /Skype /Protable BT speaker- Black

Description

Speaker parameter Working time: 10hours Speaker diameter: φ40 milimeters Impedance: 32 Ohms Sensitivity: 108dB S.P.L.at 1KHz； Rated power:20mW Aggregate capability:50mW Frequency Response:20Hz-20,000Hz Micphone parameter Microphone Unit: φ4*1.5mm Microphone directivity: full directivity S.P.L: -52±2dB Impedance: ≤2.2KΩ Frequancy Response:30Hz-16.000Hz Operating voltage:3.0v