Custom Promotional Headphone Radio;AF/FM headphone radio Wholesale
1 receiving frequency: audio AF 100 - 8000HZ FM FM 1 file 70 - 88MHz (school dedicated) FM FM 2 file 88-108MHz (radio frequency) 2 sensitivity: FM ≤ 20UV AF ≥ 10M The 3 signal to noise ratio: > 50DB 4 distortion: < 3% 5 power: 30MW 6 power: DC3V (2 × AAA) 7 change receiving frequency customized
Please contact us for more details.