The WeSC Bongo just got better now with hands free in-line microphone. The Bongo is equipped with 40mm power drivers to deliver the sonic enthusiast immaculate clearness deepness and warmth. Noise-reducing ear pads made out of faux-leather will cushion your ears for perfect comfort. The Hi-tech design of the Bongo headphone gives you all you could ask for and a bit more to boot. Satisfying affluent sound coupled with immaculate clarity depth and warmth make this a top performer... Specifications * Type: 40mm power drivers * 1kHz Sensitivity: 120 dB * Impedance: 30 ohms * Frequence Range: 20-20 001 Hz * Plug: Gold-plated 3.5 Stereo * Cord: 0.5m + 1.0m extension TPE cord * Weight: 147g Hands Free Specifications * Microphone Type: Omni directional * Microphone Sensitivity: -58 dB * Microphone Power: DC 4.5V * Microphone Frequency: 20-20 001 Hz * Plug: Gold-plated 3.5 Stereo * Cord: 1.0m PVC * Weight: 13g