Product Specifications
HJ-840
Telephone, Computer, Workstation, Server, Mobile phone, Laptop
Wireless
Bluetooth
Short Message
CE, RoHS, BQB FCC
New
NRF52840
Internal Antenna
BLE 5.2
Uart Firmware and Self-Developed Blank Firmware
HJSIP
Tape
6.2mm*7mm*0.9mm
Tangshan City, Hebei Province
8542390000