Wireless Infrared Headphones

Elegant foldable design for convenient carry.
High-tech infrared receiver ensure the sound recognition.
Auto muting function on headphone
Auto power off when no signal
Volume control and on/off switch on headphone
High quality ear cushions for wearing comfort
Infrared Wavelength: 850nm
Carrier Frequency: R-ch 2.8 MHz / L-ch 2.3 MHz
Speaker: 40mm mylar cone
Impedance: 32 Ohms10%
Effective Distance: 10 meters(straight)
Modulation: 75Hz
Distortion: <1%
S/N Ratio: 55dB
Power source: DC 3V (2x1.5V AAA batteries)