The IR-8610D is infrared wireless Headphone for car use. Dual channels for selection. Foldable design for ease storage. Super comfort for wearing.Two colours to choose. It is perfectly suitable for all types of car DVD player applications.
Features:

• Dual channels
• Foldable design
• Personal volume control
• Auto mute & Auto power off function
• Compatible with all vehicle AV applications
• Comfortable wearing with adjustable headband
• Numbers of headphones can be used simultaneously in the car

• System	Infrared light
  Modulation	FM
  Mode	Stereo
  Carrier Frequency	A source: 2.8MHz (right) 2.3MHz (left) B source: 3.8MHz (right) 3.2MHz (left)
  Effective Range	up to 8 meters
  Frequency Response	20~20000Hz
  Signal-to-noise Ratio	>65dB
  THD	<1%
  Speaker	40mm mylar
  Power supply	2AAA batteries