3 ms·
Similar tech was used during the rescue of the boys out of a cave in Thailand back in 2018 https://bcra.org.uk/creg/heyphone/ https://bcra.org.uk/creg/heyphone
by c_o_n_v_e_x 5y ago
Similar tech was used during the rescue of the boys out of a cave in Thailand back in 2018
https://bcra.org.uk/creg/heyphone/ https://bcra.org.uk/creg/heyphone/
https://hackaday.com/tag/heyphone/ https://hackaday.com/tag/heyphone/