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| Usage: | Server |
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| Type: | Wireless |
| Support Network: | Ethernet |
| Shipping Cost: | Contact the supplier about freight and estimated delivery time. |
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| Payment Methods: |
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| Support payments in USD |
| Secure payments: | Every payment you make on Made-in-China.com is protected by the platform. |
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| Refund policy: | Claim a refund if your order doesn't ship, is missing, or arrives with product issues. |
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| Hardware Specifications | |
| Chipset | ESPRESSIF-WROVER-B 240MHz Xtensa® single-/dual-core 32-bit LX6 microprocessor |
| FLASH | QSPI flash 4MB / PSRAM 8MB |
| SRAM | 520 kB SRAM |
| Button | reset |
| Power indicator lamp | red |
| USB to TTL | CP2104 |
| Modular interface | 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 | 2.7V-3.6V |
| Working current | about 30mA |
| Sleep current | 10uA |
| Working temperature range | -40ºC ~ +85ºC |
| Size&weight | 40.27mm*31.07mm*8.13mm(6.42g) |
| Power Supply Specifications | |
| Power Supply | USB 5V/1A |
| Charging current | 500mA |
| Battery | 3.7V lithium battery |
| Wi-Fi | Description |
| Standard | FCC/CE-RED/IC/TELEC/KCC/SRRC/NCC |
| Protocol | 802.11 b/g/n(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 -97dBm sensitivity NZIF receiver Class-1,Class-2&Class-3 emitter AFH |
| Audio frequency | CVSD&SBC audio frequency |
| Software specification | Description |
| Wi-Fi 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 |
| FAQ 1. Is Sunhokey a factory or trading company? Sunhokey is a direct factory with ISO9001, SGS, TUV proved. 2. What payment way is available by Sunhokey ? T/T, Paypal, Western Union are good. 3. What is your term of delivery? We accept EXW, FOB Shenzhen or FOB Guangzhou. You can choose the one which is the most convenient or cost effective for you. 4. What about the lead time for mass production? Honestly, it depends on the order quantity and the season you place the order. 5. Do you offer a guarantee for the products? Yes, we offer a 1-year warranty for our products. 6. Do you have any certificates on your products? Yes, our factory proved by ISO9001, SGS, TUV; our 3d printer filament passed RoHS, REACH; our 3d pen passed CE, FCC, RoHS. 7. Is it possible to do a customized order? Yes, OEM, ODM, are welcome, customize your own brand, logo and package box are our strong point. 8. Could you send products to my country? Yes, we do business in every corner of the world, please contact us to consult the details delivery charge. 9. If outside of China(Mainland), must I pay customs duties, import taxes, VATS, etc...? Yes, customs fees, import taxes, and VAT may apply and not include in your order total cost. Please kindly know that we could not estimate your countries' import taxes. I would suggest you try a duty estimating website like Duty Calculator. |
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