RGB AMPLIFIER Controller For 3528 5050 RGB LED Strip Common Anode 12V 12A 144W,12V 24A 288W 30A 360W 
 

12A:

Features:
The RGB amplifier applies to the voltage-controlled LED controller; it can receive PWM (Pulse Width Modulation). Each time add one RGB amplifier, the connecting number of LEDs will be more than twice.
Receive RGB signal from LED controller and send the signal to another group of LED source
Extend 20 meters of SMD5050 30LEDs/m RGB LED Strips/ 10 meters of SMD5050 60LEDs/m RGB LED Strips
 
Specifics:
Supply Voltage: DC 12V-24V
Product Size: L95 x W60 x H24 mm
Connecting Mode: Common anode
Max. Output current: 4A each color (Max 144W)
Working Temperature: -20 - 60c
Protection Rate IP65(Non-Waterproof)
Long lifespan >50,000 hours
Weight: 120g  

24A:

Features:
The RGB amplifier applies to the voltage-controlled LED controller; it can receive PWM (Pulse Width Modulation). Each time add one RGB amplifier, the connecting number of LEDs will be more than twice.
Receive RGB signal from LED controller and send the signal to another group of LED source
Extend 30 meters of SMD5050 30LEDs/m RGB LED Strips/ 15 meters of SMD5050 60LEDs/m RGB LED Strips
 

Specification

Work temperature: -20~60degree celsius

Voltage: DC12V-24V

Power: 288W

Maximum load current: 8A each color

Output: three CMOS drain-open output

Controll method: common anode

Size: L95xW65xH24mm

Gross Weight: 140g

30A:

Features:
Usually matches with LED controller, LED lighting sources and power supply, to make up an integrated LED system.
Takes charge of the amplification of output signal from LED controller to improve the load output capacity of LED system.
Ultra power output and exact synchronization.
With this amplifier, you can extend your RGB LED strips such as 5050, 3528, etc.

Extend 30 meters of SMD5050 50LEDs/m RGB LED Strips/ 25 meters of SMD5050 60LEDs/m RGB LED Strips
Specifications:
Operating voltage:DC12V-24V
Operating temperature:-20-60
Connecting mode: Common anode
Output: 3CH
Max output current: 10A/CH
Output power: 360W-720W (12V-24V) 
Shell: Aluminum
Size: 13 * 6.4 * 2.4cm/ 5.1 * 2.5 * 0.9in
Weight: 125g/ 4.4oz
Package size: 13.5 * 7.7 * 5.5cm/ 5.3 * 3.0 * 2.2in
Package weight: 155g/ 5.5oz

Package includes:  

1 x RGB Signal Amplifier  (LED Strip Light not included)