2pcs lot Free shipping 433MHZ SX1278 LoRa Spread Spectrum Wireless Module
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45 days Money back Returns accepted if product not as described, buyer pays return shipping; or keep the product & agree refund with seller. |
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On-time Delivery Guarantees: On-time Delivery 60 days |
SX1278 LoRa Spread Spectrum Wireless Module
| Specification |
| Standard Approvals FCC / CE Wireless standard 433MHz The frequency range of 420 ~ 450MHz Data Interface SPI GPIO Operating voltage 1.8 ~ 3.7V, typically 3.3V Working current Received: 10.8mA (LnaBoost off, band 1) Emission: 120mA (+ 20dBm) Sleep mode: 0.2μA Operating temperature -40 ~ +85c Storage temperature Normal temperature |
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| Warranty & Contact US |
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1. You have 7 days to contact us and 30 days to return it from the date it was received. 2. Both Replacement and Money Return are accept. Return shipping fee afford with buyer. 3. 12 months Manufacturer’s limited warranty for defective items(excluding Man-made damage).Accessories come with a 3-month warranty. 4. Defective item MUST BE reported and returned within the warranty period. 5.We maintain high standards of excellence and strive for 100% customer satisfaction. Feedback is very important,We hope you can contact us immediately before you give us neutral or negative feedback. 6.If you have any questions, our Customer Service staffs welcome you to email or call us. We strive to answer all questions and resolve any problems as quickly as possible |
WiFi + GPRS Combo; Size 22.80 × 19.80mm; Operating temperature -30 ℃ to + 80 ℃; Operating voltage 3.3V-4.2V; Boot voltage> 3.4V; Power supply: DC 5V 1A; Support GSM / GPRS four frequency bands, including 850, 900, 1800, 1900MHz; Support China Mobile China Unicom’s 2G and the global GSM network; Support serial port and network communication; Support SMS messages; Support camera, picture compression format: JPEG standard; Image resolution: VGA (640 * 480), QBGA (320 * 40), QQBGA (160 * 120), can be set through the serial port instruction; Support for transmission of pictures, the maximum speed of 16KB / S; Support for external 300,000 pixel camera; GPRS Class 10; Sensitivity <-105; Built-in ESP8285 WiFi chip, support WiFi chip secondary development; Support GPRS data services, the maximum data rate, download 85.6Kbps, upload 42.8Kbps; Support for digital audio and analog audio, support HR, FR, EFR, AMR voice coding; Support ROHS, FCC, CE, CTA certification
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| Name | Rating | Feedback |
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| Shipping Company | Shipping Cost | Estimated Delivery Time |
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3 - 7 days | |
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3 - 7 days | |
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5 - 14 days | |
| Post Air Mail | Free Shipping | 15 - 45 days |
| Return Policy | If the product you receive is not as described or low quality, the seller promises that you may return it before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe) and receive a full refund. The return shipping fee will be paid by you. Or, you can choose to keep the product and agree the refund amount directly with the seller. N.B.: If the seller provides the "Longer Protection" service on this product, you may ask for refund up to 15 days after order completion. |
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| Seller Service | On-time DeliveryIf you do not receive your purchase within 60 days, you can ask for a full refund before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe). |
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