Can this headset operate in both wired and wireless modes?

Yes. The headset supports Bluetooth 5.4 for wireless use and also has a KN6 jack and DC3.5 interface for wired use.

Is the headset suitable for noisy environments?

Absolutely. It features ANC up to -35dB and ENC call noise reduction up to 45dB, making it ideal for combat or industrial zones.

Does the device support group communication?

Yes. It supports mesh full-duplex ad hoc communication networks for group calls (1-to-4, 4-to-5).

What power source does it use?

Two AAA dry batteries power noise pickup, active noise cancellation, and Bluetooth connectivity.

Yes. Both 40mm and 20mm dynamic drivers are rated IPX7 waterproof.

Can it connect to a walkie-talkie?

Yes. It is compatible with PTT systems and can simultaneously connect to radios via KN6 interface.

SD-3000T | Wireless & Wired Multi-Functional Military Headphones with Noise Reduction & Mesh Networking

Heavy-duty military headset featuring dual DSP noise reduction, panoramic sound localization, full-duplex mesh communication, IPX7 waterproof dynamic speaker drivers (40mm/20mm), and both wired & Bluetooth 5.4 compatibility. Designed for tactical use, walkie-talkie support, and bone conduction calling.

Technical
Specifications

Specification	Details
Product Name	Wireless & Wired Multi-Functional Military Headphones
Bluetooth Version	5.4
Active Noise Reduction (ANC)	a) Avg. insulation ≥23dB (315Hz–8000Hz) b) ANC ≥16dB (63Hz–500Hz) c) Max reduction: -35dB
ENC Call Noise Reduction	a) Avg. insulation ≥23dB (315Hz–8000Hz) b) Noise reduction ≥20dB (63Hz–500Hz) c) Max reduction: 45dB
Networking Method	Mesh full-duplex ad hoc network (1-to-4, 4-to-5)
Wireless Speaker Driver	Size: 40mm Impedance: 50Ω ±3% Max Power: 50mW Rated Power: 30mW F0: 100Hz Frequency Range: 10Hz–20kHz Sensitivity: ≥115dB/mW THD: ≤3% Waterproof: IPX7
Wired Speaker Driver	Size: 20mm Impedance: 300Ω ±3% Max Power: 0.2W Rated Power: 0.1W Frequency Range: 20Hz–50kHz Sensitivity: 96dB ±3% Waterproof: IPX7
Microphone	Type: Electret Condenser + Dynamic Sensitivity: -52dB ±3dB Pickup: Omnidirectional Ambient Response: 20Hz–15kHz Voltage: 4.5V S/N Ratio: 58dB Power: 500μA Boost Range: 125dB
Calling Performance	Frequency: 200Hz–4000Hz Avg. Sensitivity: -65 ±3dB/Pa Impedance: 550Ω ±10% S/N Ratio: ≥12dB Distortion: ≤3%
Audio Output	DC3.5, KN6 interface, Bluetooth wireless
Headphone Jack	KN6
Charging Port	Type-C
Battery	2× AAA dry batteries (for ANC, pickup, Bluetooth)
Communication Method	KN6 wired + Bluetooth wireless
Compatibility	PTT + simultaneous radio communication support
Material	Composite materials

Specification

Details

Product Name

Wireless & Wired Multi-Functional Military Headphones

Bluetooth Version

5.4

Active Noise Reduction (ANC)

a) Avg. insulation ≥23dB (315Hz–8000Hz)
b) ANC ≥16dB (63Hz–500Hz)
c) Max reduction: -35dB

ENC Call Noise Reduction

a) Avg. insulation ≥23dB (315Hz–8000Hz)
b) Noise reduction ≥20dB (63Hz–500Hz)
c) Max reduction: 45dB

Networking Method

Mesh full-duplex ad hoc network (1-to-4, 4-to-5)

Wireless Speaker Driver

Size: 40mm
Impedance: 50Ω ±3%
Max Power: 50mW
Rated Power: 30mW
F0: 100Hz
Frequency Range: 10Hz–20kHz
Sensitivity: ≥115dB/mW
THD: ≤3%
Waterproof: IPX7

Wired Speaker Driver

Size: 20mm
Impedance: 300Ω ±3%
Max Power: 0.2W
Rated Power: 0.1W
Frequency Range: 20Hz–50kHz
Sensitivity: 96dB ±3%
Waterproof: IPX7

Microphone

Type: Electret Condenser + Dynamic
Sensitivity: -52dB ±3dB
Pickup: Omnidirectional
Ambient Response: 20Hz–15kHz
Voltage: 4.5V
S/N Ratio: 58dB
Power: 500μA
Boost Range: 125dB

Calling Performance

Frequency: 200Hz–4000Hz
Avg. Sensitivity: -65 ±3dB/Pa
Impedance: 550Ω ±10%
S/N Ratio: ≥12dB
Distortion: ≤3%

Audio Output

DC3.5, KN6 interface, Bluetooth wireless

Headphone Jack

KN6

Charging Port

Type-C

Battery

2× AAA dry batteries (for ANC, pickup, Bluetooth)

Communication Method

KN6 wired + Bluetooth wireless

Compatibility

PTT + simultaneous radio communication support

Material

Composite materials