1. digital amplifier 2.high reliability and efficiency and light weight

Professional Commercial Audio Small MP3 Bluetooth Booster Class D Audio Amplifier PD-120D is a special designed 1u rack size desktop mini amplifier with large power max 600W. The commercial audio amplifier PD-120D integrated USB, SD card and Bluetooth player as audio source, a universal mic input compatible with jack 6.35mm and XLR microphone for paging. It is not only give good stereo sound in low impedance condition, but also able to switch to 100V audio system for background music and pa system.

The PD-2200 PD-2500 and PD-2800 series are energy saving star professional audio 2 channel 200W to 1000W Class D 1U rack mountable digital power amplifier​ for stage show sound system. It is designed in switching power supply and light weight wide use for stage, meeting room, portable show sound system. Besides the very competitive cost for most of the budget audio system, the amplifier generates large power and save energy, gives the best efficiency power to loudspeaker. Full protection with soft start, clip limiter, overheat and shortcircuit makes it reliable in sound reinforcement.

The PD-4200 PD-4300 and PD-4400 series are energy saving star professional audio 4 channel 200Wx4 to 400Wx4 at 8 ohm, bridged 400W x 2 to 1000W x 2 at 8 ohm, Class D 1U rack mountable digital power amplifier for stage show sound system. It is designed in switching power supply and light weight wide use for stage, meeting room, portable show sound system. Besides the very competitive cost for most of the budget audio system, the amplifier generates large power and save energy, gives the best efficiency power to loudspeaker. Full protection with soft start, clip limiter, overheat and shortcircuit makes it reliable in sound reinforcement.

The FP-10000Q is a four-channel audio power amplifier, designed in class TD to deliver excellent sound performance, follow Lab.gruppen classical sample, engineers study and focus on make the audio signal goes more efficient while keeps the sound in perfect class AB way. Versatile four channel amplifier, adjacent channels bridgeable for 2 or 3 channel application. High stable switching power supply solution, enable the amplifier works smooth and gives strong power 1300W x 4 to speakers, total 10000W (2500W x 4 at 2 ohms) in only 2U size, amplifier IC tube stick with heat sink allows the amplifier work in low resistance and well ventilation. Fine workmanship and careful select of electric components also be controlled in strict management.

The FP-14000 is a two channel audio power amplifier, designed in class TD to deliver excellent sound performance, follow Lab.gruppen classical sample, engineers study and focus on make the audio signal goes more efficient while keeps the sound in perfect class AB way. Versatile 2 channel amplifier, adjacent channels bridgable for 2 or 1 channel application. High stable switching power supply solution, enable the amplifier works smooth and gives strong power 2350W x 2 to speakers, total 14000W (bridged connect output power at 4 ohms) in only 2U size, amplifier IC tube stick with heat sink allows the amplifier work in low resistance and well ventilation. Fine workmanship and careful select of electric components also be controlled in strict management.

The best professional class AB 2-channel power amplifier PRA-2300 is a special designed 500W PA audio amplifier for use in night clubs, outdoor PA tournaments, conference room sound reinforcement, church sound system. It is super reliable for commercial and business audio system, for overload, short-circuit and thermal protection. Different power range for selection 50Wx2 to 700Wx2 power.

Mini amplifier PD-108D is a desktop 1U small power amplifier, which include MP3 and Bluetooth inputs, 2 microphones and compatible with RS-485 protocol. The microphone with 48v phantom power switch.

Professional audio four channel 1U digital mini Class D power amplifier PD-408D is a high efficient amplifier with 80w x 4, four independent inputs and outputs, individual volume control for each channel. It is easy to allocate with mini mixer amplifier PD-108D as well.

2CH amplifier PRA-2200 is adopt reliable Class AB technology in design and manufacturing, which reverse high quality audio and generates power 200W to each channel, it gives larger power at 300W x 2 when using in 4 ohm system. Complete protection for short-circuit, soft start, limiter, etc. 2CH AMP PRA-2200 is best for small to large scale PA or stage show acoustic system in the mosque, church, conference room, KTV, etc.