Features:
1) Receiving system
a) Frequency: 86.5MHz
b) Emission distance: 10m
c) Operating voltage: 3V
d) Maximum operating current: 7.5Ma
2) Emission system
a) Frequency range: 83.3-108.0MHz
b) Speaker resistance: 32ohm
c) Maximum output efficiency: 0.5W
d) Operating voltage: 3V
e) Maximum operating current: 30Ma