This class b amplifier is designed for commercial and industrial public address applications. Rack mount design in 2U type and rated power is 350W /450W/650W. Both balanced and unbalanced line inputs are available for each channel. Balanced line output feeds to another power amplifier as well as secures the signal transmission is less noise and longer distance. 70V, 100V and 4-16ohm speaker outputs are convenient for installation when selection different speaker matching. A master volume control is included. Complete protection includes clip, short circuit, high temp and overload. With indications for power, signal, clip, protection and temp.

MP9822EII Emergency Power SystemMarch 22, 2017MP9822EII is an uninterruptible power supply device with dual conversion, single-phase input and single-phase output. The product is compact in size while with high efficiency and high reliability, wh...view
MP9822AII Emergency Power TriggerJuly 19, 2022This device is designed to operate in conjunction with the MP9822EII unit. It uses external alarm signals to control the power on/off operation of the MP9822EII. When a valid alarm signal is detected ...view
MP9823S PA System Sequence ControllerNovember 30, 2016The MP9823S is a typical PA system sequence controller that can support power on or off the 16 controlled devices in sequence. It can be controlled automatically or manually by a timer, whose total ou...viewwe will contact you within 24 hours.
【Good News】DSPPA Won the Top10 National Brands for 12 YearsDecember 18, 2020Abstract: Good news!!! DSPPA won the 2020 “Top10 PA & Conference System (National) Brands”.On 16th December, the COK Cup · Sound, Light and Video Intelligence Industry Pageant and the 16th HC B...view
DSPPA at Securika 2018, Moscow, Expocentre FairgroundsMarch 30, 2018The 24thInternational Exhibition of Securityand Fire Protection Equipment and Products,has been successfully held at Expocentre Fairgrounds, Moscow during 20-23 March, 2018.Theinnovative range of DSPP...view