Xen Headphone Set

Use these headphones and earbuds as a spare or replacement set. They work in tandem with Xen to deliver VNS signals through your left ear. Features Spare or replacement headphones and earbuds for use with Xen Patented technology works in tandem with Xen to deliver VNS signals through your left ear Includes earbuds in sizes S, M, L, and XL These headphones and earbuds can only be used with Xen What’s in the box Xen Headphones Xen Earbuds in sizes S, M, L, and XL Specs Headphones + earbuds weight: 0.5 oz Transducer: Speaker driver Impedance: 16 +/-2.4 ohms Frequency response: 20-20,000 Hz Sensitivity: 94 +/-3 dB @1kHz, 1 mW