Sound Amplifier Hearing Auxiliary Listening Sound Rechargeable                             Product information

Auditory characteristics:
Low equivalent input noise
Super clear voice
Low frequency cutoff filter
Functional features:
Integrated signal processing
Balance armature receiver
MEMS microphone
Volume control mode: adjust VC to 0 ~ max.
Rechargeable lithium ion battery
Charging time: 2.5 hours
Battery life: full charge 25 hours
Standby time: 1 year

Material: ABS
Specification: white charging box + Red and blue shell, charging box + left ear, charging box + right ear, charging box

Packing List :  sound ampligier  *1