Sound active mode will shut off laser automatically if there is no music.It is designed according to the security and good performance, which will be safer to human and environment. DMX controllable or simple plug and play operable, Users can use the system procedures, automatic presentation. which can be activated from the LCD display without any need for a controller. This makes the laser extremely easy to use and makes for speedy setups and shows on the fly. SD205 FIREFLY LASER Power supply: AC220V/110V, 50/60Hz Diode laser: Red laser/650nm 80mW Green laser/532nm 30mW Controls: Sound Activate, Auto. Modulation system: TTL Working environment: Indoor 10 35°C Dimension: 168×130×70 mm(1PCS) Packing size: 235×195×130 mm(1PCS)/490×410×295mm(8PCS/CTN) N.W: 1.3 Kg(1PCS) /10.4Kg(8PCS/CTN) G.W: 2.2Kg(1PCS)/18Kg(8PCS/CTN) Applicable fields: Disco dance hall, bar, theme park, club, Large celebrationceremony & performance, etc. Keywords: LASER LIGHTING SYSTEM,LASER SHOW SYSTEM,DISCO LASER LIGHT,ENTERTAINMENT LIGHTING