... price 2.CE, ROHS 3.easy connection, simplicity 2012 New 3 channels RF Audio LED controller RF Audio controller adopts the advanced micro control ... : DC5V, 12V, 18V, 24V (for orders specify voltage)3. Output: 3 channels4. Connectiing mode: common anode5. Transmission/Receiving frequency: 433Mhz6. External ... ,pls feel very free to contact with me. 2012 New 3 channels RF Audio LED controller