PLEXTONE X30M 3.5MM Wired Noise Isolating Stereo Earphones Sports Headphones with Microphone   Main Features: ● High-quality performance sound with super bass, treble and clear. ● 3.5mm audio port compatible for almost all models cell phones. ● Built-in microphone adopts noise canceling technology to obtain the distinct voice input. ● Stereo player, you will enjoy a wonderful song everywhere and also answer the phone. Specifications: Line Length: 1.2m Resistance: 16 ohms Sensitivity: 110dB Connectors: 3.5mm Frequency Response Range: 16 - 23000Hz   Function: Answering Phone,HiFi,Microphone,Noise Cancelling Connectivity : Wired Connecting interface: 3.5mm Application: Computer,Mobile phone,Portable Media Player,Sport   Package weight: 0.054 kg Package size (L x W x H): 6.50 x 2.00 x 14.00 cm / 2.56 x 0.79 x 5.51 inches Package Contents: 1 x PLEXTONE X30M Earphone, 1 x Clip, 2 x Earbud Tip, 1 x Bilingual User Manual in Chinese and English