Product description:

1> Designed Multi-Functional for variety use: Bluetooth V5.3 + MP3 function + FM Radio support stereo music playing, phone calling...

2>Support all audio devices ,as long as it has Bluetooth capability, such as cell phone, tablet PC, laptop, computer ect.

3>3.5mm audio jack, provides a simple wired connection of a variety of devices without Bluetooth.

4>Allow you to answer or reject phone calls anytime and anywhere.

5>Built-in rechargeable Lithium battery lasts up to 20 hours of music playing time and 360 hours standby

6>With ergonomical design,big earcup for comfortable to wear, lightweight no pressure for the head. Foldable and adjustable length hinges headphone is best choice for travel, sport and daily use by Unisex Kids, Teens and Adults.

Specifications

High-concerned chemical
None
Material
Plastic
Width[mm]
80
Depth[mm]
170
Weight[g]
170
Height[mm]
110
Battery Capacity[mAh]
400
Battery life up to[hours]
20
Voice assistant built-in
Yes
Maximum wireless range[m]
<10m
NFC Technology
No
Sound Isolating
Yes
Category
Earphones & Headphones
Earcups Type
Sealed
Max Output
128mW
Number Of Drivers
2
Charging Method
cable
Headphone Pads Material
Synthetic leather
Magnet Type
Neodymium
Driver Diameter
40mm
Total Harmonic Distortion
0.11%
Impedance Range
up to 32 Ω
Bluetooth Version
5.3
Package List
charger
With Microphone
Yes
Is wireless
Yes
Support APP
No
Waterproof
Yes
Line Length
0.8mm
Frequency Response Range
20 - 2000Hz
Sensitivity
84dBdB
Plug Type
Line Type
Function
for Video Game,Common Headphone,For Mobile Phone,HiFi Headphone,Sport,Kids' Headphones,For Hearing Aid,For Office,For Sleep,For Study
Active Noise-Cancellation
Yes
Volume Control
Yes
Control Button
Yes
Vocalism Principle
Dynamic
Wireless Type
Bluetooth
Connectors
USB
Communication
WireLess
Style
Wired in-ear headphones
Certification
CE,FCC,RoHS
Origin
Mainland China
Brand Name
CATASSU
Resistance
32Ω
Support Memory Card
Yes
Frequency
2.40GHz-2.48GHz
version
bluetooth V5.3
effective distance
10-15meters
Support system
Mobile Phone,Computer TV all have bluetooth function
color
red,blue,green,rose,orange gold etc.
Playing time
20hours
Power supply
powered by rechargeable 400MAH battery
charge time
about 3hours
TF function
support TF card playing
material
ROHS material