IP4469W Features Superb sound quality Convenient 1.2 m cable Comfortable to wear General Specs Brand & Model OVLENG iP510 Sound Excellent bass stereo sound Type Wired wireless Microphone N/A Volume Control N/A Impedance  32 ohms Frequency Response 20Hz-20kHz Sensitivity 98 dB Connector 3.5 mm audio jack Cable Length 1.2 m Compatibility iPhone， iPad， cell phone， tablet PCs and other portable devices with a 3.5 mm audio jack Package Details Weight: 78.11 g Size: 16.8*4.5*4.5 cm