WiFi LoRa 32 is a classic IoT dev-board , it has been loved by developers and makers. The newly launched V3 version has the same pin sequence as the V2 version and retains Wi-Fi, BLE, LoRa, OLED display, and other functions. It is the best option for smart cities, farms, homes, industrial control, house security, wireless meter reading, and IoT developers. Note:Not include External lithium battery. Colour:As Shown Material:PCB Package Contents: 1 * LoRa32 V3 Development Board Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.
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Features: - Smart finger touch sensor design and LED power display. - True wireless earbuds with Bluetooth 5.1 chip, faster transmission and more stable signal. - With CVC8.0 intelligent noise reduction technology, you can enjoy HiFi sound effect music or have HD phone talking even in a noisy environment. - 500mah Large capacity magnetic induction charging case. - Low power consumption, long battery life, long standby time is available after fully charged. - Take out and auto start up, connect to Bluetooth devices, more convenient to use. - The earbuds can be used separately or together, you can choose the mode you like. .
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V8 screen display wireless Bluetooth earphones ANC active noise cancelling earbuds in ear earphones with built-in microphone
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High-definition 4K*2K video resolution support with thrilling 3D visual effect. Stable signal mission with no flicker, ripple, noise, ensuring vibrant and realistic video quality. Compact size, effective for easy application in daily life. High-purity copper-core cable with precise twisted wire technology to ensure minimal signal cross-interference for unhampered video streaming. The high-density braided copper wire shielding secures the signals from external interference. Nickel-plated plug with plug-and-play function. Conductor twisted pair employs impedance matching technology. Modular strain relief structure protects the cable against physical damage caused by bending. Integrated mission of audio and video signals, overcoming the limitation of traditional separate audio-video signal mission. Colour:Black & Gold Material:Plastic+Metal Package Contents: 1 * DP to HDMI Adapter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.
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Stay connected to your world, your way. Fully wireless headphones with 230NC noise cancellation. Best of all, the JBL Headphones app lets you customize your entire listening experience. Model number: JBL T230NC TWS.
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Features: 1. Easy to Use: Bluetooth-compatible version: 2.1. There is no need to install any software, plug and play. 2. Wireless Bluetooth-compatible: The TV sound is mitted to the home combined speaker through Bluetooth-compatible, so there is no need to worry about the trouble caused by wiring. 3. Enjoy the Music: By mitting TV sound to Bluetooth-compatible headset through Bluetooth-compatible, you can enjoy the shocking sound effect alone in the dead of night without worrying about disturbing others. 4. Wide Usage: This Bluetooth-compatible mitter is not only suitable for home use, but also for classroom speeches and conference speeches. 5. High Performance: Speak directly to the product's Mark air outlet, and you can mit the speech sound to the Bluetooth-compatible speaker. There is no need to worry that the voice is too small to be heard by others. Specification: Interface: USB Wireless Type: bluetooth-compatible WIFI Standard: None Content: AUDIO High Definition Support: None Model Number: Audio mitter Support paired Bluetooth-compatible stereo headset/headset to control play/pause, forward/backward Support automatic pairing (no keys) Support pairing pin code: 123400008888 Frequency range: 2.42 to 2.480 MHz (analog) spect Working current: 40mA maximum Compatible with 30PIN Operating range: 10m Material: plastic colour: black Package Contents: 1 x Bluetooth Audio mitter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.
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Wireless Headphones,Bluetooth 5.3 Stereo Earphones in Ear with 4 ENC Mic Clear Calls,Noise Cancelling Ear Buds,48H battery life.
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With the easy-to-use 5 band EQ in the Sony | Sound Connect app, you can tailor the sound to your preference.
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Xiaomi Wireless Bluetooth 5.3 Headsets Bone Conduction M47 Earphone Noise Cancelling HiFI Stereo Sound Sport Headset Earbuds
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Live Beam 3 - Wireless Noise-cancelling Closed-stick Earbuds, Wireless Charging, 6 Mics For Perfect Calls, IP55 Waterproof. IP55 waterproof : From the beach to the bike, the Live Beam 3 earbuds are waterproof and for all your outdoor adventures.
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1. Working environment with strong electricity and strong interference: some circuits contain strong electricity and strong interference (such as high-voltage electricity, inverter, motor drive, etc.) environment, which involves the connection with the computer. It must be isolated to ensure the computer ,Personal safety. 2. Noise-sensitive areas: Everyone knows that computers are a big noise source. In noise-sensitive areas, we can use this device to isolate the USB interface. Such as high-precision USB data acquisition system, HIFI audio system. 3. USB debugging equipment: such as JTAG/SWD emulators with various USB interfaces, ISP/ASP/IAP/ICP downloaders, etc. When you are often unable to connect or emulate abnormalities during debugging, you can use a USB isolator to try to improve. 4. Various industrial USB devices: In the industrial environment, USB devices often crash, such as USB mouse, keyboard, USB to serial port and other communication devices. The USB isolator can effectively reduce the crash and damage probability of these devices in an industrial environment. Sometimes it is necessary to extend the USB cable, the USB isolator can act as a very USB repeater, and can also isolate the ground pressure difference between upstream and downstream devices. 5. Other common USB peripherals, such as mouse, keyboard, USB sound card, USB flash drive, printer, digital camera, USB hub (HUB), USB camera. Tested and supported devices: Full-speed devices: for USB flash drives, digital cameras, card readers, mobile hard drives, USB shields, USB hubs, AVRJTAG, AVRISP, AVRISPMKII, S-Lab, JET51, J-Link, FET430UIF, PICKIT2, XDS100 , LPC-Link, ICD2, USB to serial port (FT232, CP2102, PL2303, CH341 chips). Tested unsupported devices USB wireless network card, some USB3.0 flash drives. Technical index: Compatible with USB2.0 ADUM3160 isolation voltage: 2500V Power module isolation voltage: 1500V Supports USB full-spe
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Lenovo XT55 Wireless Bluetooth 5.4 Earphones Ear Hook Sports HiFI Stereo Waterproof Headset With Mic Noise Cancelling Earbuds
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Connect methods:Wireless Bluetooth Software:For ZELLO Connection distance:30M Supported operating systems:For Android 4.0 above,for IOS 8.0 above Specification: Battery:CR2032(need install) Working hours:at least 200 days How to use it: Step 1.Install the battery Turn this button to remove the chip inside, install the extra battery and turn the switch next to it to "ON". Step 2.Open the Wireless and Bluetooth on the mobile phone Step 3.Open the Zello app,click"Options",click"Push-to -Talk",click the button wait for a while,after connect it will show "PTT-Z01",click "PTT-Z01",choose "Handto Talk Step4.Click the button to make a communication. Material: plastic colour: black Package Contents: 1 x Bluetooth PTT Button 1 x Strap Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.
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Stay connected to your world, your way. Fully wireless headphones with 230NC noise cancellation. Best of all, the JBL Headphones app lets you customize your entire listening experience. Model number: JBL T230NC TWS.
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Xiaomi Mijia Wireless Sleep Earbuds Earphone Tiny Invisible Noise Cancelling Sport Stereo Bluetooth 5.3 Earphone Hidden Headset
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Air volume: 50 m³ / h Power (W): 10w Function: Sterilize Installation: Portable Type: Ozone Generator Anion Density: 1000000pcs / m³ Usage Condition: Car charger Power source: Vehicle Power Supply Capacity (CFM): OG-02 Application area: 11-20 o Application: 10-20 m³ Style: Air Purifier sound: less than equal 35db power supply: the vehicle's power Ozone sterilization, no residue of toxins. Eliminates odors, freshens stale air. Low power consumption, safe, quiet and efficient. An auto sterilization time only requires three to eight minutes, very efficient. Mini format, portable and easy to operate. Ozone Output: 10g Input voltage: DC 12 V Working power: ≈ 95 w Operating frequency: 16 kHz Noise: 20 (dB) Operating temperature: -10 centigrade-60 centigrade Humidity: 35% -85% RH Storage temperature: -20 centigrade-70 centigrade colour:Black + blue Material:Ceramic + metal size:146 x 57 x 85MM Package Contents: 1 * Ozone Generator Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.
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QC Earbuds II represent a revolutionary advance in noise cancellation technology with the ability to cancel noise better than any noise-canceling earbuds or over-ear headphones on the market. It starts with ensuring an optimal fit to your ears.
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Lenovo XT81 Bluetooth Earphone Wireless Headphone Gamer Headset Waterproof Tws Noise Cancelling With Microphone Sport Earbuds
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It has been thoroughly tested and is in full working order. Model Beats Studio Buds. Connectivity Bluetooth. We will only use your data to provide the requested service. We will only share your data with 3rd parties to ensure the execution of this service.
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The Elfin-EW11A unit is a complete solution for serial port device connecting to network. This powerful device supports a reliable and proven operating system stored in flash memory, an embedded web server, a full TCP/IP protocol stack,and standards-based (AES) encryption. Elfin-EW11 serial server for data fer via Wi-Fi, which makes the data formation very simple. Support 802.11bgn Wireless Standard Support TCP/UDP/Telnet /Modbus TCP Protocol Support RS485 to Ethernet/Wi-Fi Conversion, Serial Speed Upto 460800 bps Support STA/AP/AP+STA Mode Support Smartlink V8 Smart Config(Provide APP) Support Easy Configuration Through Web Interface or PC IOTService Tool Support Security Protocol Such As TLS/AES/DES3 Support Web OTA Wirelss Upgrade Support Internal PCB Antenna Wide DC Input 5-18VDC Colour:As Shown Material:plastic Size:61x26x17.8mm(L x W x H) Package Contents: 1 * wireless module Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.
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Bluetooth 5.4 Wireless Translation Headphone Multi Languages Business Earphone Ear Hook Noise Cancelling HiFi Stereo Earbud
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【Bigger Driver, Superior Sound】 Their speaker drivers are 13mm—60% bigger than normal 8mm ones. Also equip with NdFeB Magnet diaphragm in drivers, an advanced material that adds sound quality. 【3.5g Lightest & Most Comfy】 Weighing only 3.5 grams apiece, this earbud is lighter than a coin, and you can hardly feel it while wearing it!
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1. High-impact shell: The SM18N2 speaker microphone is made of high-impact ABS and polycarbonate plastic, providing superior durability. It can withstand rough conditions and last for a long time. 2. High-quality and clear audio: The SM18N2 walkie-talkie uses a high-quality speaker and noise-cancelling microphone that provides loud and clear audio. 3. Eco-friendly PU cable and IP54 waterproof: The SM18N2 radio mic features an eco-friendly PU cable reinforced with coiled wire, making it highly durable. It has a waterproof rating of IP54, making it resistant to rain and dust. 4. Back clip and 3.5mm audio jack: The SM18N2 PTT microphone has a sturdy plastic 360-degree rotating clip that allows for easy positioning on clothing or shoulder straps. It features a 3.5mm audio jack for easy connectivity. 5. Withstood multiple tests: The SM18N2 two way radio microphone has undergone high-altitude performance, vibration, mechanical shock, thermal cycling, external short circuit, and overcharge testing simulations to ensure reliability in harsh environments. Model Number:PTT Microphone Name:Speaker Microphone Model:SM18N2 Microphone:Impedance 2.2ohm Sensitivity:-36dB±2dB Frequency response:20Hz-1.6KHz Sensitivity:94dB ± 3dB Impedance:8ohm±15% Audio:2W Microphone:Frequency:20-16000Hz Sensitivity:-40dB ± 2dB Impedance:2.2Kohm Compatible radios:Suitable for Hytera HYT PD700 PD700G PD702 PD702G PD705 PD705G PD752 PD752G PD755 PD755G PD780 PD780G PD780GM PD782 PD782G PD785 PD785G PD788 PD982 PT580H UL 913 Colour:Black Material:Plastic Package Contents: 1 * PTT Handheld Mic Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.
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Earfun Air Pro 4 ANC Wireless Earbuds In Ear Bluetooth Active Noise Reduction Earphones Custom Waterproof Gamer Hi-Fi Headphones
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