Mini Stereo Wireless Bluetooth Headset Anti-Radiation Call Hands-Free Earphone Black Color: Black Size:4 x 2 x 2.5cm/1.6" x 0.8" x 1.0" (L x W x H) Package Content:1 x Hands-Free Bluetooth Stereo Headphone;1 x In-Ear Earphone;1 x USB cable;1 x Protective Shell;1 x Ear hook