Hobbypower Wireless 433mhz Transmitter  Alarm Module Arduino ARM MCU Wl 

Features:
-32-channel.
-2 switching buttons: CH button for frequencies channels , FR button for frequencies bands 
-FM Transmitter.
-Wireless Video Transmitter.

Specification:
-Operating Voltage: Min 8V Typ 12V Max 16V
-Supply Current: Typ 350mA
-Video band width: Min 0MHz Max 8.0MHz
-Antenna connection: SMA connector
-Output impedance: 50 Ohm
-Video Tnput Level: Min 0.8 Typ 1.0 Max 1.2 Vp-p
-Video Format: NTSC/PAL
-Dimension: 58mm*32mm*11mm
-Net Weight: Approx. 36g

Package includes:
1 * TS450 5.8G 450m W 32 Channels Wireless Video Transmitter
1 * Antenna
1 * Power connecting line