Brand Name: JBL
Origin: CN(Origin)
Certification: CE
Safe volume technology: below 85dB
Noise Cancellation: Active Noise Cancellation
Frequency response range: 20-20K HZ (BT)
Battery life: about 30 hours
Drive unit: 32MM moving coil unit
Button: big button
Bluetooth transmission, codec: 5.0/ SBC, AAC
Features: waterproof
Features 1: With Microphone
Features 2: Wireless Headset
Features 3: Bluetooth Headphones
Features 4: MP3 Player
Features 5: For iphone samsung xiaomi phone
Features 6: For Kid Children
Features 7: JBL JR310BT Earphones
Features 8: Portable Audio
