[ANT] Can I use the module without antenna for very short range. We recommend to always use a minimum antenna as PCB trace without metal under it. Last Update: August 8, 2017 January 11, 2017 1050 Antenna Q&A Related Knowledge Base Posts -[ANT] I have a question about which 868 MHz antenna to use. Which antenna do you recommend.[ANT] Can I use a chip antenna on 868/915 MHz?[ANT] How much longer range can I get by changing form a 0dBi to 3 dBi antenna?