Sport Smart Video Audio Glasses combine hands-free video recording, wireless audio and AI-powered functions in a lightweight wearable design. Featuring Bluetooth 5.4, AI voice interaction, object recognition, translation, video stabilization, ENC noise reduction and Wi-Fi transmission, these smart glasses are designed for sports, travel, content creation and everyday communication. With app support and OTA upgrades, they offer a flexible smart wearable solution for brands, distributors and retailers exploring next-generation audio and AI wearable products.
Discover our Car Mould Wireless Speaker, a creative Bluetooth audio solution designed for global retailers, importers, and brands. Featuring a unique car-inspired design, Bluetooth 5.4, TWS connection, portable performance, and OEM/ODM customization support, this innovative wireless speaker helps businesses create differentiated consumer electronics product lines.
Explore the latest TWS earphone trends shaping the future of wireless audio. With growing demand for smart, portable, and lifestyle-driven audio products, TWS earbuds are becoming essential for global consumers. Experienced manufacturers support brands with innovative design, product development, customization solutions, and reliable supply capabilities to create competitive wireless audio products for worldwide markets.
AI Smart Video Audio Glasses combine wireless audio, HD camera, and AI intelligent features in a stylish wearable design. Supporting AI voice assistant, smart translation, photo recognition, and hands-free video recording, they are ideal for travel, business, and content creation. With customizable lens options and OEM/ODM support, they provide a smart wearable solution for global brands and retailers.
RGB Light Bluetooth Headphones combine wireless audio performance with eye-catching lighting effects, creating a stylish experience for gaming, entertainment, and daily use. Featuring Bluetooth 5.3, 40mm drivers, AUX support, and a lightweight ABS design, they deliver reliable connectivity, immersive sound, and strong market appeal for lifestyle audio brands and private label projects.
The Multi-function Portable Speaker KLS-0053 is a versatile audio solution designed for global consumer electronics markets. Combining 30W powerful sound output, Bluetooth 5.0 connectivity, karaoke function, microphone support, multiple audio inputs, and premium wood + ABS design, this portable speaker delivers entertainment value across home, outdoor, retail, and promotional applications. As a professional China Bluetooth speaker manufacturer, we provide OEM/ODM customization services to help brands, distributors, and retailers develop competitive audio products with unique market positioning.
Magic LED Cube Speaker is a creative Bluetooth audio product that combines compact design, colorful LED lighting, and practical sound functions for modern lifestyles. Featuring Bluetooth connectivity, TF card support, AUX input, and hands-free calling, it delivers a versatile audio experience in a stylish cube-shaped design. With its portable size, multiple color options, and eye-catching visual appeal, it is ideal for home entertainment, desktop decoration, travel, gifting, and lifestyle applications. Designed by an experienced consumer electronics team established in 2008, this innovative speaker reflects a commitment to creative design, reliable quality, and global market trends.
Custom Metal Mini Bluetooth Speaker is a premium wireless audio solution designed for global brands, retailers and gift companies. Featuring a stylish alloy metal body, Bluetooth connectivity, hands-free calling and AUX input support, this compact speaker combines modern design with practical functionality. With OEM/ODM customization options, it is ideal for lifestyle electronics, corporate gifts, promotional products, retail collections and private label audio projects.
This WiFi Alexa Smart Speaker combines voice control, smart-home connectivity, and everyday audio in a modern, compact design. Supporting Alexa skills, Tuya smart furniture devices, multilingual interaction, WiFi and Bluetooth connectivity, and app control, it is designed for connected living spaces, smart furniture, home entertainment, and lifestyle applications. With a 5W speaker and contemporary PC and aluminum construction, it offers brands a versatile solution for developing next-generation smart audio products.
The China Portable Bluetooth Waterproof LED Speaker combines powerful 2×8W audio, LED lighting, multi-function connectivity and IPX6 water resistance in a compact design. With Bluetooth, USB, TF, AUX and FM support, it is ideal for outdoor activities, travel, parties, home entertainment and lifestyle retail. Its visual appeal and versatile functionality make it a strong choice for retailers, distributors, gift companies and brands seeking differentiated portable audio products.
Top bluetooth speakers unit phase, with the frequency of the audio signal from the amplifier output, if a pair of top bluetooth speakers connected to a reverse phase (usually means "+" "-" reverse polarity), then the top bluetooth speakers unit will produce AC phase difference, Audio signal offset each other, after the low-frequency signal is very weak sound reinforcement, the sound hard to dry, the high frequency will be floating back and forth, affecting the entire public address system debugging and overall effect.
The inversion of the audio system consists of two aspects, one is for the audio signal, the two are the same sound signal phase difference of 180 °; the other is for the microphone and top bluetooth speakers, driven by the same sound, the top bluetooth speakers vibration Between the membrane, between the microphone diaphragm or between the top bluetooth speakers and the microphone diaphragm vibration in the opposite direction. From the practical application can clearly understand the anti-phase and reverse the impact of sound production.
Left and right channel top bluetooth speakers phase
In order to reproduce the stereo effect, so that the delivery of the sound has a good sense of expansion, to ensure uniform sound field, modern sound system to take two-channel playback. In the left and right channel top bluetooth speakers simultaneously playback, if the left and right channel top bluetooth speakers into the same push signal, the top bluetooth speakers cone vibration direction should be exactly the same, that is simultaneously synchronized outward or inward movement; if the vibration direction of the diaphragm On the contrary, the direction of the sound of its vibration must be reversed, the sound is equivalent to the left and right top bluetooth speakers between the two there is always a 180 ° phase difference, this state is called the left and right channel top bluetooth speakers reverse.
