Material: ABS

SNR: 25db

NRR: 23db

Headband: webbing

Battery: no

FM/AM: no

Bluetooth: no

DAB: no

3.5mm plug: no

Application: under loud music, sport event, airplane… etc noise situation

Function: sound insulation

Color: white, yellow, green, olive

Net weight: 172g

Packing size: 10.8*10.9*8.7cm
Features:
1. Physical noise reduction, not electric noise reduction.
2. Protects against harmful sounds in situation.
3. Specially designed for the head of your baby.
4. Upgraded anti slip headband does not slide from baby head.