Audio FM transmitter (K-F07)

Features: 
1) Output Frequency: 88.1,88.3,88.5,88.7,88.9 or 107.1,107.3,107.5,107.7,107.9MHz
2) Includes DC cable for optional battery-free operation.
3) Operating range: 10 - 30 feet (a distance of 10 feet or less will minimize.
interference and provide the strongest signal).
4) Includes 2 AAA batteries so you can play your music anywhere.
5) Audio frequency range: 50Hz - 15kHz.
Accessories
1>one car charger
2>two AAA batteries
packing 
Blister card packing
Packing: 50pcs/CTN
Carton Size: 690*480*310mm
N.W.: 8 Kg
G.W.: 9.5 Kg