Locals on the South Korean border island of Ganghwa have reportedly complained in recent months about high-pitched noises from loudspeakers on the North Korean side, amid growing inter-Korean friction over dueling propaganda broadcasts.

But only faint DPRK music appeared to emanate from across the border when NK News visited the area on Sunday morning, raising questions about the capabilities of North Korea’s loudspeakers and the content and volume of their broadcasts.

NK Newswas unable to pinpoint the location of the DPRK loudspeakers using high-power binoculars at the Ganghwa Peace Observatory, but photos published by South Korean media have shown