1.Bluetooth Version3.0 2.Sound-Proofing 3.Stereo wired audio 4.MP3 Player & Micro-SD 5.USB file transfer

1.Bluetooth Version3.02.Sound-Proofing3.Stereo wired audio4.MP3 Player & Micro-SD5.USB file transfer

R Bluetooth Stereo Headset

Function list of headband headphone:Bluetooth Version3.0Sound-ProofingStereo wired audioSupport MP3 PlayerSupport USB file transferSupport Micro-SD Electronic Specification:Charged by Micro-USBCharged voltage 5V, Charging galyanic current 300mA3.7V 650mAH polymer chargeable batteryBluetooth freq: 2.402-2.48GHz3D speaker combination, 2 Subwoofer speakers of  Impedance 100Sensitivity:120DBFrequency:15~40KHZPower consumption of Bluetooth stereo:30mAStatic State Current:2mAMaximum Current:<50mA SpecialtyMAXIM power amplifier8 sound trackHIFI level2 built-in large sound speakers with diameter of 50,coupled with 6 3D speakers AccessoriesUSBLeather Sleeve3.5 audio wireUser manualGross Weight:0.85KGPackage Size: 28*16.8*9.2cm  

2013 R Bluetooth Stereo Headset