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![10pcs DFPlayer Mini MP3 Player Module MP3 Voice Module for Arduino DIY Supporting TF Card and USB Disk]( "10pcs DFPlayer Mini MP3 Player Module MP3 Voice Module for Arduino DIY Supporting TF Card and USB Disk")
Sing for the moment! The DFPlayer Mini is a small and low cost MP3 module with an simplified output directly to the speaker. The module can be used as a stand alone module with attached battery, speaker and push buttons or used in combination with an (for)Arduino (for)UNO or any other with RX/TX capabilities. It is perfectly integrates hard decoding module, which supports common audio formats such as MP3, WAV and WMA. Besides, it also supports TF card with FAT16, FAT32 file system. Through a simple serial port, you can play the designated music without any other tedious underlying operations. Car navigation voice broadcast; Road transport inspectors, toll stations voice prompts; Railway station, bus safety inspection voice prompts; Electricity, communications, financial business hall voice prompts; Vehicle into and out of the channel verify that the voice prompts; The public security border control channel voice prompts; Multi-channel voice alarm or equipment operating guide voice; The electric tourist car safe driving voice notices; Electromechanical equipment failure alarm; Fire alarm voice prompts; The automatic broadcast equipment, regular broadcast.Supported sampling rates (kHz): 8/11.025/12/16/22.05/24/32/44.1/4824 -bit DAC output, support for dynamic range 90dB , SNR support 85dBFully supports FAT16 , FAT32 file system, maximum support 32G of the TF card, support 32G of U disk, 64M bytes NORFLASHA variety of control modes, I/O control mode, serial mode, AD button control modeAdvertising sound waiting function, the music can be suspended. when advertising is over in the music continue to playAudio data sorted by folder, supports up to 100 folders, every folder can hold up to 255 songs30 level adjustable volume, 6 -level EQ adjustable 10Pcs MP3 Player Module
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![1 piece ESP8266 ESP-01S Wireless Module Wifi Sensor for Arduino ESP-01 Advanced Version]( "1 piece ESP8266 ESP-01S Wireless Module Wifi Sensor for Arduino ESP-01 Advanced Version")
Feature SDIO 2.0, SPI, UART 32-pin QFN package Wi-Fi Direct (P2P), soft-AP Integrated TCP/IP protocol stack Integrated TR switch, balun, LNA, power amplifier and matching network Integrated PLLs, regulators, DCXO and power management units +19.5dBm output power in 802.11b mode Power down leakage current of Integrated low power 32-bit CPU could be used as application processor SDIO 1.1/2.0, SPI, UART STBC, 1×1 MIMO, 2×1 MIMO A-MPDU & A-MSDU aggregation & 0.4ms guard interval Integrated RF switch, balun, 24dBm PA, DCXO, and PMU Integrated RISC processor, on-chip memory and external memory interfaces Integrated MAC/baseband processors Quality of Service management I2S interface for high fidelity audio applications On-chip low-dropout linear regulators for all internal supplies Proprietary spurious-free clock generation architecture Integrated WEP, TKIP, AES, and WAPI enginesSpecification: 802.11 b/g/n Wake up and transmit packets in Standby power consumption of If you need ESP-01 version, please search for this link: https://www.aliexpress.com/item/10pcs-lot-2015-New-version-ESP8266-ESP-01-Serial-WIFI-Wireless-Module/32634717018.html? Use example shipping list： ESP-01S*1
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When you do some ESP32projects you must hate to add a power bank to provide the power. This tiny board could solve such problems. A LG 3000mAH 18650 battery could make ESP32run 17 hours or more.18650 charging system integrated.indicate LED inside(Green means full& Red means charging)Charging and working could be at the same time.1 Switch could control the power.1 extra LED could be programmed(Connected with GPIO16[D0])0.5A charging current1A outputOver charge protectionOver discharge protectionFull ESP32 pins break out Click the link for more details：http://espressif.com/en/products/hardware/esp32-devkitc/overview shipping list : ESP32 + 18650
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![18650 Battery shield V3 (RaspberryPi&Arduino) Lolin ESP32 OLED wemos &for Arduino ESP32S WiFi Modules ESP8266+USB cable]( "18650 Battery shield V3 (RaspberryPi&Arduino) Lolin ESP32 OLED wemos &for Arduino ESP32S WiFi Modules ESP8266+USB cable")
Lolin ESP32 OLED Details description SSD1306 display(0x3c,5,4); Test details Pin reference description Ineinfuhrung: ESP32 is already integrated antenna and rf balun, power amplifier, low noise amplifiers, filters, and the power management module. the entire solution is the least amount of pcb area. this board is 2.4 ghz dual mode wi fi and bluetooth chips by tsmc 40nm low power technology, power and rf characteristics of best, which is safe, reliable, and scalable to a wide range of applications. Features: high performance - price - ratiosmall volume, easy embeded to other productsstrong function, with the support of lwip protocol, freertossupport three modes: ap, sta and ap + stasupport for lua program, easy to develop Click the link for more details： https://github.com/espressif/arduino-esp32/blob/master/doc/windows.md https://github.com/squix78/esp8266-oled-ssd1306 Wemos 18650 Battery shield V3 (RaspberryPi&Arduino) Details descriptionAs you know Tesla has thousands of 18650 batteries. The 18650 battery is a strong existence. So we made this 18650 battery shield for maker. What is it?Now 18650 battery shield has updated to V3. You can use this battery shield to power many products like Raspberry Pi or arduino. At this version 18650 shield has a protection. The output current can reach 2A. I believe this would be useful for projects.What makes it special?Battery protection(Over charge or Over discharge)Micro USB port InputType-A USB Output0.5A current charging1 switch control USB output5~8V Input Voltage3V & 1A Output5V & 2A OutputLED indicate(Green means full,Red means charging)3V output port x35V output port x3Be careful of "+" and "-", You should follow the direction of "+""-" on the PCB. If you put wrong direction, charging chip will be destroyed. Note: OLED screen color random send This product does not include 18650 battery Shipping list： Wemos 18650 Battery shield V3 (RaspberryPi&Arduino) *1(does not include 18650 battery) Lolin ESP32 OLED wemos &for Arduino ESP32S WiFi Modules ESP8266*1 USB cable*1
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Use legend： You can also match the icon products: Data map: Shipped according to the kind of your choice ： First kind shipping list：1. Lange weibliche pins x4pcs2.kurze weibliche pinsx4pcs3.Normal pinsx4pcs4. mini D1 ESP32 blue x1pcs Third kinds shipping list：1. Lange weibliche pins x4pcs2.kurze weibliche pinsx4pcs3.Normal pinsx4pcs4. mini D1 ESP32 black x1pcs
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SSD1306 display(0x3c,5,4); Test details Pin reference description Ineinfuhrung: ESP32 is already integrated antenna and rf balun, power amplifier, low noise amplifiers, filters, and the power management module. the entire solution is the least amount of pcb area. this board is 2.4 ghz dual mode wi fi and bluetooth chips by tsmc 40nm low power technology, power and rf characteristics of best, which is safe, reliable, and scalable to a wide range of applications. Features: high performance - price - ratiosmall volume, easy embeded to other productsstrong function, with the support of lwip protocol, freertossupport three modes: ap, sta and ap + stasupport for lua program, easy to develop Click the link for more details： https://github.com/espressif/arduino-esp32/blob/master/doc/windows.md https://github.com/squix78/esp8266-oled-ssd1306 Note: OLED screen color random send Shipping list： 1 pcs ESP32 &OLED
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FeaturesWIFIbluetooth 4MB FlashLithium battery interface, 500mA Max charging currentshipping list:1. 16P pinhead x1pcs2. 20P pinhead x1pcs3.WEMOS LOLIN32 x1pcs
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![16 Mt bytes (128 Mt bit) Pro ESP32 OLED V2.0 TTGO & for Arduino ESP32 OLED WiFi Modules+Bluetooth Double ESP-32 ESP8266 et OLED]( "16 Mt bytes (128 Mt bit) Pro ESP32 OLED V2.0 TTGO & for Arduino ESP32 OLED WiFi Modules+Bluetooth Double ESP-32 ESP8266 et OLED")
describe：1.The main control chip using Le Xin ESP32, Tensilica LX6 dual core processor, clocked at 240MHz, computing capacity of up to 600DMIPS, 520 SRAM, 802.11 KB chip b/g/n HT40 Wi-Fi transceiver, baseband, and LWIP protocol stack, Bluetooth (Bluetooth dual-mode integrated traditional and BLE low-power Bluetooth).2. onboard 16 Mt bytes (128 Mt bit) , Flash, and Wi-Fi antennas,3.0.96 inch White OLED display,.4.lithium battery charging circuit and interface,5.CP2102 USB to serial chip, perfect support for Arduino development environment Click links for more details: https://drive.google.com/file/d/1L8ll-DeAC2SATBZn0-KbSaZsrinbnXkF/view Note: This product does not include the battery. ESP32 QFN package is a highly integrated chip, because of high frequency, small volume and not easy to heat dissipation, soAppeared when use high fever is normal, we complete the circuit had done to the stability of the evaluation, pleaseRest assured use; If you have any worry, can increase the heat sink. shipping list：ESP32 OLED V2.0*1Line *1Small heat sink *1pin*2
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WEMOS D1 mini Pro-16 +esp8266 series wifi wireless antenna verschiffen Liste1. Lange weibliche pins x2pcs2. Kurze weibliche pins x2pcs3. Normal pins x2pcs4.WeMos D1 mini Pro x1pcs5.esp8266 series wifi wireless antenna x1pcs
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SSD1306 display(0x3c,5,4); Test details Pin reference description Ineinfuhrung: ESP32 is already integrated antenna and rf balun, power amplifier, low noise amplifiers, filters, and the power management module. the entire solution is the least amount of pcb area. this board is 2.4 ghz dual mode wi fi and bluetooth chips by tsmc 40nm low power technology, power and rf characteristics of best, which is safe, reliable, and scalable to a wide range of applications. Features: high performance - price - ratiosmall volume, easy embeded to other productsstrong function, with the support of lwip protocol, freertossupport three modes: ap, sta and ap + stasupport for lua program, easy to develop Click the link for more details： https://github.com/espressif/arduino-esp32/blob/master/doc/windows.md https://github.com/squix78/esp8266-oled-ssd1306 Note: OLED screen color random send Shipping list： 1 pcs ESP32 &OLED
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