Wireless bluetooth Sports Headphones with Microphone Portable Stereo FM Headset

Note: The color of the item may vary slightly due to photography and different PC monitor, and the size might be slightly errored due to manual measurement. Your kindly understanding would be appreciated. Specifications: Name: Wireless bluetooth Stereo Headset Model:P47 Material: Plastic Color: Black/ White/ Green/ Blue/ Red -Headset:Approx.Foldable size:17.5cm x 10.5cm x 7cm (6.9''x4.1''x2.76'')/ Whole size: 18cm x 17.5cm x 2.5cm(7''x6.9''x0.98'') -USB cable's length: 46cm(18.1'') -Audio cable's length: 99cm(39'') Sound Track: Stereo bluetooth version: 4.2 bluetooth ransmission range: Approx.10m bluetooth frequency: 2.401-2.480GHz S/N ratio:88 Db FM frequency: 87.5-108MHz Frequency response:50Hz-20KHz Charging time: 2 hours USB charge: DC 5V Call duration: 6 hours Standby time: 18 hours Functions: Music play; Phone calls; Voice-actived control;FM Package includes: 1 x Headset 1 x Audio Cable 1 x USB Charging Cable 1 x Manual