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ure Electronics specializes in Hi-rel Audio Solutions that provides electronics hobbyists and business partners the middleware which can help reduce customers' development difficulties and save their precious time-to-market by making the products directly released in the market. Aimed at improving efficiency, consequently reducing power consumption, and increasing power density, Sure Electronics, always attentive to the development of 2P Platform, High Power and High Performance, has been offering for many years a range of Audio, power supply and DSP solutions for Commercial, Industry and Medical applications.

Centred on High Performance Platform, we are committed to providing customers the products, services, and expertise they need for their projects for use in Professional Sound Reinforcement Systems, Cinema, Public Address, Active Speaker Systems, Sound Systems, Hi-Fi Systems, Guitar Amplifiers, Jukeboxes and Games Machines, Home Theatre.

up to



high efficiency

SNR up to



high audio performance

per cubic inch



high power density

Sure Electronics’ High Power, High Voltage and Ultra Wideband amplifiers are available for non-Audio Hi-rel industry and “M” Grade high reliability applications, which meet the demands of Underwater Acoustic, Alarm and other rigorous operating environments. All INDUSTRIAL grade products are 100% static and dynamic tested at -25°C ~+85°C while ‘M’ grade product is 100% tested under -55°C ~+150°C.

servive between


high reliabiliry

up to



high voltage

up to



high wideband



Bluetooth Receiver Board




Less is More

Extremely high efficiency allowing for massive power headroom in a compact form factor. They are widely used in police and military applications and in drones.



Sure Electronics is going to participate in Prolight + Sound Guangzhou 2021


Sure Electronics is going to take part in Prolight + Sound Exhibition Guangzhou, which is held in China Import and Export Fair Complex in May 16th – 19 th, 2021. Our boost number is Hall 3.1 H18. We would love to sincerely invite you to visit us!

We are going to exhibit the CVAA series, which is constant voltage amplifier specially designed for mass notification system. CVAA series contains 7 mono or stereo models, all of which can directly output 70V/100V/120V high output voltage, without any need of step-up transformers, saving the cost and improving the audio quality. The constant voltage amplifier is capable of delivering 100W – 500W output power per channel, offering sufficient headroom for connection with more speakers in applications such as conference system, background music system, emergency broadcast and so on.

CVAA series supports both constant voltage mode and constant resistance mode, suitable for local music system and long distance signal transmission. Fully under... read all

2 x 50 Watt Class D Audio Amplifier Board w ADAU1701 DSP & BT 5.0 - JAB3+

1 SUFR5015 2‘’ 12Ohm 15W Speakers Released

#speakers #2inchspeaker #Industrialspeakers #SUFR5015

2 Sure Electronics is going to participate in China Self-service, Kiosk and Vending Show

#Vendingmachine #Self-servicefacilities #Audioamplifier #KAB #USBcodec #Audioisolation

3 4CH 100W Audio Amplifier Board JAB5 with ADAU1701 DSP & BT 5.0 Released

#JAB5 #4CH #Bluetooth5.0 #ADAU1701 #DSP #DigitalCrossover #APP/PCUIcontrol

4 All-in-one Audio Amplifier Board JAB3+ with ADAU1701 DSP & BT 5.0 Released

#JAB3+ #Bluetooth5.0 #ADAU1701 #DSP #PortableBluetoothSpeaker #DigitalCrossover

5 2 x 50W Class D Audio Amplifier with Bluetooth 5.0 & DSP – JAB2-250V2 Released

#JAB2 #Bluetooth5.0 #DSP #PCUI #PortableBluetoothSpeaker #DIYAudio #All-in-one

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Our Distributors


STRONG ENOUGH, To survive in the most harsh environments.

SMALL ENOUGH, To make each space most effective.

SURE Electronics will be transformed into a professional designer and a manufacturer of Class-D audio amplifiers and matched power supplies. So SURE brand will fade away from retail and Sure Electronics will be committed to provide solutions, instead of direct products, for our distributors and partners. Our company name, Sure Electronics, will always remain the same.