HOD HEALTH AND HOME Australia has been operating online and instore for 8 years. All products come with a 1 year warranty, fast shipping and special offers added to our site daily.. Need more than 1? Get a bulk buy discount up to 20% off Main Features: Bluetooth Module Adopts Plug-In Type Which Can Upgrade The Earphone With Similar Interface To Sport Bluetooth Headset According To The User's Needs Bluetooth V4.2 40Nm Processed Bluetooth Chip With Echo Suppression Function Can Reach Noise Elimination And Voice Enhancement In Specific Environment Up To 10M Effective Transmission Distance Built-In 60Mah Li-Ion Battery Lasts 175H Standby Time And 3 - 4H Working Time Charging 1 Hour Can Reach The Full State On-Cord Control Handy To Adjust Volume And Switch SongsDiv>SpecificationGeneral Brand: Br> Type: In-EarBr> Material: AbsP>Product Details Compatible With: IphoneIpodMobile PhoneBr> Connecting Interface: Micro UsbBr> Connectivity: WirelessBr> Standby Time: 175HBr> Working Time: 3 - 4HP>Extended Function/P> Bluetooth: YesBr> Bluetooth Distance: W/O Obstacles 10MBr> Bluetooth Protocol: A2dpAvrcpHfpHspBr> Bluetooth Version: V4.2