HeadPhone Specifications:

• Infrared wireless stereo headphone (2 CH) for cars
• Ergonomic design for comfortable wearing
• Auto mute and auto power off function on headphone
• Folding Design
• Dual channel
• Carrier frequency:
• a) A channel: 2.8MHz for right channel; 2.3MHz for left channel
• b) B channel: 3.8MHz for right channel; 3.2MHz for left channel
• Speaker: 40mm mylar
• Cone impedance: 32Ω±15%
• Effective range (maximum): about 10 meters
• Power source: 2 x AAA batteries
• Battery life: about 48 hours
• Audio model: stereo
• S/N ratio: ≥70dB
• Channel separation: ≥40dB
• Frequency response: 30 ~ 20,000Hz