NAVISKAUTO Wired On-Ear Headphones, Foldable Wired Headset with 1.2m Audio Cable Universal Use-Black;

Technical Specification
Channel: Dual
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
Mode: stereo
S/N ratio: ‰¥70dB
Distortion: <1%
Frequency response: 20 - 20,000Hz
Impedance: 32 Ohms
Sensitivity: -88dBm±3dB
Battery Requirement: 2*AAA 1.5V battery
Effective Range: Max to 10M without block
Mini 3.5mm jack for audio input from other devices

Package
1*IR head phone
1*1.5M 3.5mm Audio cable
1*User manual