B21 Bluetooth Wireless Headphone Portable Foldable headset Earphone Sport Gaming Headphone

Brand Name

HOPESTAR

Control Button

Yes

Active Noise-Cancellation

Yes

Style

Headphone

Wireless Type

Bluetooth

Connectors

3.5mm

Communication

Wireless+Wired

Vocalism Principle

Orthodynamic

Volume Control

Yes

Frequency Response Range

50-20000Hz

Function

For Internet Bar / for Video Game / Common Headphone / For Mobile Phone / For iPod / HiFi Headphone / Sport

Sensitivity

84dB

Is wireless

Yes

Plug Type

Line Type

Codecs

AAC

Support Memory Card

Yes

With Microphone

Yes

Model Number

B21

Resistance

32Ω

Waterproof

No

Line Length

1.2m

Support APP

No