Unno Ace 7 Stereo Headset With Mic Hs7207Bl

Connector: Stereo 3.5 mm (TRRS)Adjustable headphone band and foldable omnidirectional microphoneIn-line volume controlDriver diameter (mm): 40 (Headphone)Output power (mW): 35Impedance (Ohm): 32 (Headphone) / 1K (Microphone)Frequency range (Hz): 20 – 20K (Headphone) / 30 – 16K (Microphone)Sensitivity (dB): 105 (Headphone) / -58 (Microphone)Cable Length (ft): 6