Wireless Stereo Headphones

Features:
1) Shoot the machine power: >-21dBms
2) Shooting the machine orders the blast-off frequency: 84.35MHZ
3) Receiving the machine receives this machine signal (reset) frequency:
83.00-85.00MHz
4) Receive intelligent degree in machine: 8μV
5) Equilibrium degree: <1dB
6) Signal noise a ratio: >-45dBs
7) Really unrestrained: <1.1%
8) The frequency responds to: 100Hz - 12KHz
9) Receive the headphones electric voltage: 3.0V
10) Shoot the machine electric voltage 3.0V
11) It is open spaces (have no the interference) to receive this machine signal
distance best 20 rice
12) It is open spaces (have no the interference) and biggest to receive the
distance 30 rice
13) Press to receive the machine (reset) to contracts to accept this machine
blast-off signal automatically