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Maximum transmit power: +9dbm. General transmitting applications only need to connect VCC, GND, RXD, TXD 4 pins. Bluetooth version: BLE5.2. Bluetooth module 1. Communication interface: UART. Antenna: PCB on-board antenna.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.