Device to measure background noise and power of magnetic loops. The BM-SCAN field strength meter has been designed to ensure that magnetic loop systems are installed and certified according to the new IEC 60118-4 standard.When these standards are met, the comfort of the userWill be identicalWherever he/she uses a hearing aidWith the T position.
TRS-F 3.5mm headphone mini-jack socket
Power supply: 9V battery (not included)