Yamaha RH1C Supra-Aural Lightweight Portable Headphones, 20 Hz - 20kHz Frequency Response, 32 Ohms Impedance

Maxell HP/NC-II Noise Cancellation Headphones, 20-22000 Hz Frequency Response, 32 Ohms Impedance

Williams Sound Folding Headphones, Adult Size, 20-20kHz Frequency Response, 32 Ohms Nominal Impedance, 110 dB Sensitivity

Williams Sound Deluxe Folding Headphones, Adult Size, 20-20kHz Frequency Response, 16 Ohms Nominal Impedance, 96 dB Sensitivity

Williams Sound Dual Mini Isolation Earphone, 20-20kHz Frequency Response, 32 Ohms Nominal Impedance, 104 dB Sensitivity

Williams Sound Deluxe Rear-wear Mono Headphones, Adult Size, 20-20kHz Frequency Response, 16 Ohms Nominal Impedance, 108 dB Sensitivity

IDANCE Free Portable Headphones with Inline Mic for iPad/iPod/iPhone, 15Hz-20KHz Frequency, 32ohms Impedance, 3.5mm Gold Plated Plug, Pink

Williams Sound Surround Hangs Outside Earphone, 20-20kHz Frequency Response, 32 Ohms Nominal Impedance, 118db Sensitivity

Hamilton Buhl Personal Multimedia Headphones with Microphone, 18-20 kHz Frequency Response, 170 Ohms Impedance

Williams Sound Wide-range Over-ear Hook Earphone, 20-20kHz Frequency Response, 32 Ohms Nominal Impedance

Williams Sound Single Mini Isolation Earphone, 20-20kHz Frequency Response, 32 Ohms Nominal Impedance, 104 dB Sensitivity

IDANCE Jockey Articulated Lightweight Headphones with Inline Mic for iPhone/iPad/iPod/Tablet/Android, 15Hz-20KHz Frequency, 32Ohms Impedance, Purple/Pink

DJ Tech DJH-555 Professional USB DJ Headphone, 20Hz-20kHz Frequency Response, 64 Ohms Impedance, 104dB Sensitivity

Califone Listening First 2800 Stereo Headphones, 25 Ohms, 20-20KHz Frequency Response, Right Angle 3.5mm Mini Plug, Yellow

Califone Listening First 2800 Stereo Headphones, 25 Ohms, 20-20kHz Frequency Response, Right Angle 3.5mm Mini Plug, Red

DJ Tech DJH-200 On-Ear Professional DJ Headphone, 18Hz-20kHz Frequency Range, 60 Ohms Impedance, 110dB Sensitivity

Hamilton Buhl MS2G-AMV Personal Headset with Goose Neck Mic and TRRS Plug, 20Hz-20KHz Frequency Response, 32 Ohms Impedance

Behringer ECM8000 Ultra-Linear Omni-Directional Measurement Condenser Microphone, 20-20000Hz Frequency Response, 200 Ohms Impedance

Shure PGA31 Headset Cardioid Condenser Microphone with Windscreen, TA4F (TQG) Connector, 600 Ohms Impedance, 60Hz-20KHz Frequency Response

Califone 2810-TI Tiger Motif Stereo Headphone with Adjustable Headband, 25 Ohms, 20-20KHz Frequency Response, 3.5mm Mini Plug

Califone 2810-PA Panda Motif Stereo Headphone with Adjustable Headband, 25 Ohms, 20-20KHz Frequency Response, 3.5mm Mini Plug

Califone 2810-BE Bear Motif Stereo Headphone with Adjustable Headband, 25 Ohms, 20-20KHz Frequency Response, 3.5mm Mini Plug

Galaxy Audio RT-66 Dynamic Cardioid Vocal Microphone with 1/4" Cable (P Option), 50Hz-15kHz Frequency Response, 250 Ohms Impedance

Galaxy Audio RT-66 Dynamic Cardioid Vocal Microphone with On/Off Switch & 1/4" Cable (P Option), 50Hz-15kHz Frequency Response, 250 Ohms Impedance

Audio Implements PO-2000 Magnetic Receiver Button, 2000 Ohms Impedance, 20Hz-3500Hz Frequency Response

Electro-Voice 309-8A 16W 8" Standard Two-Way Ceiling Speaker, 85Hz-18kHz Frequency Response, 8 Ohms Nominal Impedance, Single

Electro-Voice 209-8A 8" 10W Full-Range Ceiling Loudspeaker, 80Hz-15kHz Frequency Response, 8 Ohms Impedance, 104dB SPL, Single

Electro-Voice 309-4T 8" Coaxial Ceiling Loudspeaker, 85Hz-18kHz Frequency Response, 16 Watts, 8 Ohms Impedance, 4 Watt 25/70.7/ 100-V Line Transformer, Single

Electro-Voice 209-4TWB 8" Dual Cone Ceiling Speaker, 80-15000Hz Frequency Response, 10 Watts Power, 8 Ohms Impedance, 4 Watt 25/70/100-Volt Line Transformer, Single

Electro-Voice 209-4T 8" Dual Cone Ceiling Speaker, 80-15000Hz Frequency Response, 10 Watts Power, 8 Ohms Impedance, 4 Watt 25/70/100-Volt Line Transformer, Single

Electro-Voice 205-4T 4" 10W Full-Range Ceiling Loudspeaker with 70.7V/100V Transformer, 90Hz - 18kHz Frequency Response, 8 Ohms Impedance, 101dB SPL, Single