JNANEEI 2 Channel Folding Rear Entertainment System Infrared Headphones Wireless IR DVD Player for Head Phones for in Car TV Vid

Features:
brand new and high quality
Infrared wireless stereo headphone (2channel) for cars.
Ergonomic design for comfortable use.
Auto power off and auto power off function in headset.
Collapsible design for easy transport.
3.5mm Auxilary port. Allows plug in use on any for Ipad/Pod. MP3 devices that uses a 3.5mm auxillary cord (cord not included).

Specifications:
Dual channel
for carrier frequency:
one channel: 2.8mhz for right channel; 2.3mhz for left channel
channel b: 3.8mhz for right channel; 3.2mhz for left channel
speaker: 40mm mylar
cone impedance: 32?? ?? 15%
effective range (maximum): about 10 meters
power supply: 2 x aaa batteries battery life: about 48 hours
for w/n ratio: ?? 70db
channel separation: ?? 40db
frequency response: 30~20.000hz
audio model: stereo

Note:
Due to the problems of lighting effects and shooting angles. there will be certain tolerances in the product. please understand.
Please allow 0-1cm error due to the manual measurment.

Package includes:
1PC x Infrared Stereo Headset

• Infrared wireless stereo headphone (2channel) for cars.
• Ergonomic design for comfortable use.
• Auto power off and auto power off function in headset.
• Collapsible design for easy transport.
• 3.5mm Auxilary port. Allows plug in use on any for Ipad/Pod. MP3 devices that uses a 3.5mm auxillary cord (cord not included).