HJSIP HJ-840 (NRF52840) BLE5.2 chip level 6.2 * 7 * 0.9 with antenna BLE \ Zigbee \ ANT multimode Bluetooth module

Product Description

HJ-840, chip level SIP low-power Bluetooth module, packaged in LGA64, ultra small size (6.2 * 7mm) BLE Bluetooth module based on nRF52840. Built in high-performance antenna, ultra-low power consumption, supports simultaneous connection of multiple masters and slaves, and has strong scalability. Supports OTA and can be upgraded online at any time. Especially suitable for fields with strict volume requirements, such as medical products, three meter customers, industrial fields, etc.
For more detailed product information, please contact our customer service representative. Thank you very much!

Item	Value
Model Number	HJ-840
Type	BLE 5.2
Country of Origin	China
Brand	HJSIP
Chipset	NRF52840
Application	Wireless transmission, Internet of Things Especially suitable for fields with strict volume requirements, such as medical products, hearing aid industries, etc.
Module Size	6.2*7*0.9mm ultrathin
Firmware	UART firmware and self-developed blank firmware

Certificate
Our products have been certified by authoritative organizations such as BQB, RoHS, SRRC, FCC, CE, IC, KC, and NCC;
Packing & Delivery
All shipments are carried with straps and vacuum packed to protect your goods
Company Profile Tangshan Hongjia Electronic Technology Co., Ltd. was established in 2014. It is a high-tech enterprise that integrates research and development, production, and sales, with a complete industrial chain. Our main products cover BLE Bluetooth, LoRa modules, WiFi modules, 2.4G wireless modules, etc. We are an innovative technology company engaged in Bluetooth and wireless communication. Our self-developed SIP Bluetooth module, WIFI module, and LORA module using LGA packaging have an ultra small volume, which is very suitable for industries and products with strict volume requirements. The customer base covers multiple industries including healthcare, industry, electricity, smart wearables, smart homes, and more. The products have passed authoritative certifications such as ROHS, SRRC, BQB, CE, FCC, IC, Canadian IC, and are exported to various countries and regions around the world.
Our Advantages
1: In the past decade, experienced and dedicated to the research and production of Bluetooth and wireless
2: Compact in size, with a minimum size of only 4 * 4mm
3: We have multiple options for you to choose from
4: We can provide customers with various customized services
5: Stable supply to ensure customer demand
Factory
Frequently asked questionsQ1: Is this a chip? Or a module?
A1: This is a chip level SIP module, packaged in LGA and ready to use upon power on.
Q2: Are you a manufacturer or a trading company?
A2: We are manufacturers.
Q3. What is your output? Will there be out of stock?
A3. Every product is shipped in large quantities, and we will not run out of stock unless the original factory stops production.
Q4: How stable is the product?
A4: You can purchase samples for actual testing, and we will provide relevant product information.
Q5: How to purchase samples?
A5: Please contact our customer service personnel and place your order directly on made-in-china.
Q6: Can you provide ODM or OEM customized services for us?
A6: We are pleased to provide you with customized services. We have an experienced team of engineers who will provide you with complete solutions according to your requirements.
Q7: Can the product be customized with a logo?
A7: For bulk orders, we support customized logos.
Q8: What is the delivery time?
A8: Sample order, shipped within 2-5 days. Batch orders, please confirm with our customer service personnel, and we will give you a delivery date based on your quantity.

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