3pcs T-Energy ESP32 8MByte PSRAM WiFi bluetooth Module 18650 Battery ESP32-WROVER-IB Development Board
- Description
| Hardware | Specifications |
| Chipset | ESPRESSIF-ESP32-WROVER 240MHz Xtensa® dual-core 32-bit LX6 microprocessor |
| FLASH | QSPI 4MB Flash / 8MB PSRAM |
| SRAM | 520 kB SRAM |
| KEY | Reset, BOOT |
| Switch | BAT switch |
| Power indicator lamp | Red |
| USB to TTL | CP2104 |
| Modular interface | SD card, UART, SPI, SDIO, I2C, LED PWM, TV PWM, I2S, IRGPIO, capacitor touch sensor, ADC, DACLNA pre-amplifier |
| On-board clock | 40MHz crystal oscillator |
| Working voltage | 2.3V-3.6V |
| Working current | about 40mA |
| Sleep current | 1mA |
| Working temperature range | -40℃ ~ +85℃ |
| Size | 91.10mm*32.75mm*19.90mm |
| Power Supply | Specifications |
| Power Supply | USB 5V/1A |
| Charging current | 1000mA |
| Battery | 3.7V lithium battery |
| Wi-Fi | Description |
| Standard | FCC/CE/TELEC/KCC/SRRC/NCC |
| protocol | 802.11 b/g/n/e/i (802.11n, speed up to150Mbps)A-MPDU and A-MSDU polymerization, support 0.4μS Protection interval |
| Frequency range | 2.4GHz~2.5GHz(2400M~2483.5M) |
| Transmit Power | 22dBm |
| Communication distance | 300m |
| bluetooth | Description |
| Protocol | Meet bluetooth v4.2BR/EDR and BLE standard |
| Radio frequency | With -98dBm sensitivity NZIF receiver Class-1,Class-2&Class-3 emitter AFH |
| Audio frequency | CVSD&SBC audio frequency |
| Software specification | Description |
| Wifi Mode | Station/SoftAP/SoftAP+Station/P2P |
| Security mechanism | WPA/WPA2/WPA2-Enterprise/WPS |
| Encryption Type | AES/RSA/ECC/SHA |
| Firmware upgrade | UART download/OTA(Through network/host to download and write firmware) |
| Software Development | Support cloud server development /SDK for user firmware development |
| Networking protocol | IPv4, IPv6, SSL, TCP/UDP/HTTP/FTP/MQTT |
| User Configuration | AT + Instruction set, cloud server, android/iOSapp |
| OS | FreeRTOS |
- Reviews (28)
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comment
- Q & A
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: Where is the origin of Elecbee products? Are they certificated?2023-03-03
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Answer:
Elecbee has long-term cooperation agreements with the OEM factories in China. So that we are able to reduce the intermediate channel cost, and help you save money. Our products are all made strictly according to the relative global standard, to ensure the products have good compatibility and excellent quality.
2023-03-03
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: What forms of payment do you accept?2023-03-03
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Answer:
Our main payment methods include Paypal, Credit Cards, Debit Cards, Bank Transfer, and more to discover. Please choose the payment methods in your favor.
2023-03-03
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: When will you arrange shipment?2023-03-03
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Answer:
After confirming receipt of your payment. We will arrange the delivery as soon as possible and upload the courier number to the website for you to track.
2023-03-03
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: How to exchange or return?2023-03-03
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Answer:
1. You can apply to return within 30 days after receipt of the goods. Please make sure the outside package is intact, and the product is in its original condition. We will arrange your refund according to the relevant provisions once the package is received.
2. Return process: You Apply for a Return - Approve the Return - Arrange a Return - Receive the Products and make Inspection - We arrange a Refund;
3. We will bear the freight charges for returns caused by us, for instance, the quality problem. As to returns caused by the buyer, the buyer should be responsible for the shipping fee.
2023-03-03
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