Detachable Wireless Charging Lampstand with UV Sterilization Lamp combines smart charging technology with practical hygiene solutions, offering a multifunctional lifestyle electronics experience. Designed with a detachable UV sterilization lamp and wireless charging function, this innovative product is ideal for smart homes, offices, travel, retail collections, and gift markets. With OEM/ODM customization capabilities, manufacturers can help global brands, distributors, and retailers develop differentiated smart lifestyle products for international markets.
Wireless ANC Headphones combine advanced noise cancellation, Bluetooth 5.4 connectivity, and premium comfort to meet the growing demand for immersive audio experiences. Featuring a 40mm high-resolution driver, a reliable Lanxun AB8931H chipset, and soft leather ear cushions, they deliver clear sound, stable wireless performance, and all-day wearing comfort for work, travel, entertainment, and everyday use. As an experienced OEM/ODM manufacturer, we provide flexible customization, industrial design, and product development solutions to help global brands, distributors, and retailers create competitive wireless audio products tailored to diverse market needs.
Wireless Charger Aromatherapy Diffuser combines magnetic wireless charging, car perfume, and RGB ambient lighting in one smart lifestyle product. Designed for modern users, it delivers convenient charging and a relaxing atmosphere for cars, homes, and offices. Ideal for retailers, brands, and distributors seeking innovative consumer electronics products with OEM/ODM customization options.
Explore the growing market of waterproof portable Bluetooth speakers with insights into consumer trends, outdoor audio opportunities, and OEM/ODM development solutions. Discover how innovative design, smart features, and reliable manufacturing capabilities help global brands create competitive audio products for modern lifestyles.
Mini IPX6 Waterproof Bluetooth Speaker is a compact and versatile portable audio solution designed for outdoor lifestyles, travel, and everyday entertainment. Featuring Bluetooth V5.0 wireless connectivity, 5W powerful sound output, multi-function playback options, and IPX6 waterproof protection, it delivers reliable performance in various environments. With its lightweight ABS design, long-lasting battery, and customizable OEM/ODM options, this mini wireless speaker is an ideal choice for global retailers, distributors, gift companies, and consumer electronics brands seeking competitive portable audio products.
A multifunctional sleep and lifestyle speaker combining white noise, Bluetooth audio, and warm ambient lighting. Featuring Bluetooth 5.3, adjustable light modes, and a rechargeable battery, it creates a relaxing atmosphere for sleep, home wellness, work, and daily relaxation. An ideal smart audio product for retailers, brands, and gift markets.
The Mini Touch Furniture Speaker combines modern design with powerful 2.1-channel audio, making it an ideal smart audio solution for furniture and home applications. Featuring Bluetooth 5.0, intuitive touch controls, USB/AUX connectivity, and rich bass performance, it enhances everyday entertainment while adding value to modern furniture products.
Experience immersive sound with our Active Noise Cancelling TWS Earphones, featuring ENC dual microphones, gaming/music dual mode, touch control, and Bluetooth 5.2 connectivity. Designed for work, travel, gaming, and daily entertainment, these wireless earbuds combine smart features, comfortable design, and reliable performance for modern lifestyles.
Premium Over-Ear Stereo Headphones combine elegant design, comfortable wearing, and natural sound performance for modern audio users. Featuring African ebony, metal, and PU materials, soft PU earpads, and wide device compatibility, they deliver a premium listening experience for music, entertainment, learning, and daily use. An ideal OEM/ODM audio solution for global brands, retailers, and distributors.
2.0 USB Speaker with RGB Light combines powerful stereo sound, modern design, and colorful lighting effects for gaming, office, and home entertainment. Featuring dual 2-inch drivers, USB plug-and-play connectivity, and a compact ABS housing, it delivers a stylish desktop audio solution. As a China OEM/ODM speaker manufacturer, we provide customized solutions for global brands, retailers, and distributors.
Bluetooth is a radio technology that supports short-distance communication of equipment, power level CLASS1 100 meters distance and CLASS2 10 meters distance two. Can be in the mobile phone, PDA, wireless headset, notebook computers, peripherals and other devices between the wireless information exchange. Bluetooth standard is IEEE802.15, work in the 2.4GHz band, bandwidth up to 3Mb / s. Mobile phones, PDA, GPS Bluetooth, headphones, notebook built-in Bluetooth and other general CLASS2 10 m power level, industrial applications with 100 meters more Bluetooth. Bluetooth technology specifications developed by the Bluetooth SIG organization maintenance, there are Bluetooth communication products have a lot.
The master - slave relationship of Bluetooth communication
Bluetooth technology for each pair of devices between the Bluetooth communication, must be a main role, the other from the role in order to communicate, communication, must be found by the main side, initiated pairing, chain success, the two sides that Can send and receive data. In theory, a cheap bluetooth speaker can communicate with seven Bluetooth slave devices at the same time. A device with Bluetooth communication can switch between the two roles, usually working in slave mode, waiting for other master devices to connect, and when needed, convert to master mode and initiate a call to other cheap bluetooth speakers. A Bluetooth device in the main mode to initiate a call, you need to know each other's Bluetooth address, paired password and other information, pairing is complete, you can directly call.
Bluetooth call process
The Bluetooth host device initiates a call, first looking for a Bluetooth device that can be found around it, and the slave cheap bluetooth speaker needs to be in a ready state, such as a Bluetooth headset that requires keystrokes to enter a searchable state, Device to find from the end of the Bluetooth device, and from the end of the Bluetooth device to match, then need to enter the terminal device PIN code, the general cheap bluetooth speaker default: 1234 or 0000, stereo Bluetooth headphones default: 8888, there are cheap bluetooth speakers do not need to enter PIN code, such as NSP-228 Bluetooth speakers. After the pairing is complete, the slave device records the trust information of the primary end device. At this time, the master can initiate a call to the slave cheap bluetooth speaker. Depending on the application, it may be an ACL data link call or a SCO voice link call. Of the device in the next call, no longer need to re-paired. Pairing the cheap bluetooth speaker, as a slave from the Bluetooth headset can also initiate a chain request, but do not communicate with the Bluetooth module does not initiate a call. After the link is established, the master and slave can perform two-way data or voice communication between the two ends. In the communication state, the master and slave cheap bluetooth speakers can initiate a chain break and disconnect the Bluetooth link.
Bluetooth one-on-one serial data transmission applications
Bluetooth data transmission applications, one to one serial data communication is one of the most common applications, the Bluetooth device in the factory before the two Bluetooth devices in front of the match between the information, the main end of the secondary cheap bluetooth speaker from the PIN code, Address, etc., both ends of the cheap bluetooth speaker power is automatically built chain, transparent serial transmission, no external circuit intervention. One-to-one application from the end device can be set to two types, one is silent, that is, only with the designated side of the main communication, not by other Bluetooth cheap bluetooth speakers to find; Second, the development of the state, , Can also be found by other Bluetooth devices to build chain.
