Suggested retail price: 198Brand: JBMMJModel: MJ8600Time to market: 2015Supply category: spotType: ear plugHeadset type: In-Ear EarphonesWear: earAudio output: Universal headsetPlug diameter: 3.5mmPlug type: straight typeWireless headset: wired headsetIs there a microphonePrinciple of sound: moving coilFrequency range: 60-23500 (Hz)Impedance: 16 (Ohm)Sensitivity: 118 (dB)Speaker diameter: 9 (mm)Material: Aluminum Alloy / ear muffsColor: black， gray， brown， silver