Features:
1) The unobstructed effective range reaches 500m
2) Built-in lithium battery: 2 hours life with a full charge
3) A/V signal can be transmitted to the KY-2501's receiver through KY-1000
4) Frequency: 2.414, 2.432, 2.450, 2.468GHz
5) Power voltage: 5V
6) Power electric current: 250mA
7) Transmitting power: 500mW
8) Antenna output impedance: 75
9) Video input impedance: 75
10) Audio input impedance: 600
11) Micro-gain loss: less than 4%
12) Differentiation phrase loss: less than 3%
13) Video modulation: 3MHz

Packing:
20pcs/ctn
Carton dimensions: 18.6 x 11.1 x 7.6cm
N.W.: 10.7kg
G.W.: 11.7kg