Audionic Music Notes MN-350 in-ear design lets you feel driven without feeling closed off from your environment a must when you're running outdoors 3.5 mm stereo 10mm Drive Unit Sensitivity: 105dB+3dB If music is your motivation, let Music Notes Earphones deliver it in a whole new way. Music Notes MN-370 provides wide-range sound, including the deep, natural lows that give your music—and your workout—its pulse 3.5 mm stereo 10mm Drive Unit Sensitivity: 105dB+3dB take the heat feel the beat Volume Controller Microphone Drive Unit: 40mm Cable Length: 2.2M Max. Input power: 50mw Plug Type: 3.5MM take the heat feel the beat Volume Controller Microphone Drive Unit: 40mm Cable Length: 2.2M Max. Input power: 50mw Plug Type: 3.5MM take the heat feel the beat Volume Controller Microphone Drive Unit: 40mm Cable Length: 2.2M Max. Input power: 50mw Plug Type: 3.5MM Volume Controller Microphone Drive Unit: 30mm Cable Length: 2M Max. Input power: 50mw Plug Type: 3.5MM Drive unit: 30 mm Frequency Response:20Hz ~ 20KHz Cable Length: 2.2M Max input Power:40mw Drive unit: 30 mm Frequency Response:20Hz ~ 20KHz Cable Length: 2.2M Max input Power:40mw Drive unit: 30 mm Frequency Response:20Hz ~ 20KHz Cable Lenght: 2.2M Max input Power:40mw Type: Stereo headphone with Mic Speaker: 40mm Sensitivity: 108dB S.P.L at 1kHz Impedance: 32 (1/2) Frequency response: 20Hz-20,000Hz Power capability: 150mW Cable length: 2.5 +- 0.3M Microphone unit: 6x5mm-58dB +- 3dB Plug type: 3.5mm stereo Driver Unit: 40mm Microphone sensitivity: -58dB +- 2dB Speaker impedance: 320hm +- 15% Speaker sensitivity: 105dB +- 3dB Speaker frequency response: 20-20,000 Hz Maximum power input: 100mw Cord length:2-3 meters Driver Unit: 40mm Microphone sensitivity: -58dB +- 2dB Speaker impedance: 320hm +- 15% Speaker sensitivity: 105dB +- 3dB Speaker frequency response: 20-20,000 Hz Maximum power input: 150mw Cord length:2-3 meters Type: Stereo Headphone with mic Sensitivity: 108dB S.P.L at 1KHz Frequency response:20HZ-20,000Hz Drive unit: 40 mm Frequency Response:20Hz ~ 20KHz Cable Lenght: 2.2M Max input Power:50mw Drive unit: 40 mm Frequency Response:20Hz ~ 20KHz Cable Lenght: 2.2M Max input Power:50mw Drive unit: 30 mm Frequency Response:20Hz ~ 20KHz Cable Lenght: 2.2M Max input Power:40mw Driver unit: 30mm Microphone sensitivity: -58dB +- 2dB Speaker impedance: 320hm +- 15% Speaker sensitivity: 105dB +- 3dB Speaker frequency response: 20~20,000Hz Maximum power input: 100mw Cord lengh: 1.8-3meters Drive unit: 30 mm Frequency Response:20Hz ~ 20KHz Cable Lenght: 2.2M Max input Power: 40mw