SPECIFICATIONS

Brand Name: STfuture

Style: Headphone

Vocalism Principle: Dynamic

Origin: Mainland China

Active Noise-Cancellation: Yes

Material: Metal

Material: plastic

Material: leather

Control Button: No

Communication: WIRED

Volume Control: No

Category: Earphones & Headphones

Certification: CE

Number Of Drivers: 2

Plug Type: Line Type

Impedance Range: up to 32 Ω

Headphone Pads Material: Memory Foam

Sound Isolating: no

Support Memory Card: No

Waterproof: No

Frequency Response Range: 100 - 20000

Magnet Type: other

Voice assistant built-in: no

Wireless Type: None

Line Length: 1.2m

Package List: User Manual

Driver Diameter: 40

Resistance: 32Ω

Sensitivity: 108±3dB

Is wireless: No

Weight[g]: 149

NFC Technology: no

Connectors: 3.5mm

Earcups Type: Open-back

Support APP: No

Function: Common Headphone

Function: For Mobile Phone

Function: HiFi Headphone

With Microphone: No

Color: White, Blue, Black, Red,Yellow,Orange

Package: Color tray

Choice: yes

semi_Choice: yes

Specifications:
Model Number: GS778
Frequency range: 2.4026 GHz-2.480 GHz
Resistance: 32ohm
Sensitivity: 105dB+ / - 3dB
Plug Type: 3.5mm 
Earmuff Diameter: 7.5cm / 3.1in
Color:White, Blue, Black, Red,Yellow,Orange
Item weight: 250g
Package list:
1 * GS778 Headset
1 * English User Manual