Now we would like to recommend this N975i 4.0 Ear-hook Style Stereo Bluetooth Headset with Wired Earphone to you. It features lightweight and stylish design， attractive and unique. The comfortable ear-hook design gives you superior enjoyment and enhanced sound quality. The headset features advanced technology that lets you answer calls with a simple flip switch， as well as unilateral design technology for audio transfer. Designed specifically for people who are on the go， this headset is a small light flip switch headset， convenient to use.                                    Features             Lightweight & stylish design<br> Comfortable ear-hook design gives you superior enjoyment<br> Enhanced stereo sound quality， outstanding bass and treble clarity<br> Easy to use for unilateral design<br> With a wired earphone attached， and you can use them free   <br>                                                            Specifications             Version     4.0    <br> Type     Headset    <br> Talk-time     11hours    <br> Standby     16days    <br> Effective Distance     10m    <br> Working Frequency     2.4GHz    <br> Cable Length     17.72" / 45m    <br> Range     33F    <br> Compatible with     V3.0， V2.1， V2.0， V1.2， V1.1    <br> Interal Integration     80MHz RISC MCU， 80MIPS Kalimba DSP    <br> HFP v1.6 Wideband Speech     Support    <br> HSP v1.2     Support    <br> A2DP v1.2     Support    <br> AVRCP v1.4     Support    <br> CVC Version 6.0     Support    <br> Weight     1.48oz / 42g    <br> Color     White    <br> Dimensions     (2.64 x 0.98 x 0.87)" / (6.7 x 2.5 x 2.2) cm(L x W x H)    <br> Material     Plastic     <br>                                                             Package Includes            1 x Bluetooth Headset<br>1 x Wire Earphone<br>1 x USB<br>1 x  Manual<br>