SPECIFICATIONS

Active Noise-Cancellation: Yes

AliExpress Brand Name: API

AliExpress Condition: New

AliExpress Weight: 15

Brand Name: NONE

Category: Earphones & Headphones

Communication: Wired

Control Button: Yes

High-concerned chemical: None

Item Condition: New

Material: Metal

Origin:

Style: Bone conduction headphones

Vocalism Principle: Balanced Armature

Volume Control: Yes

Model Number | AL1-185-05L1
Product Name | Tempest AL1-185 Level 1 Passive Noise Canceling Push-to-Talk Headset
Product Type | Headset
Certifications | NSTISSAM TEMPEST/1-92, Level 1
NATO SDIP-27 A
Key Features | Full range stereo headset
Pro-Flex wire microphone boom, reversible for left or right side usage
Passive noise-cancelling microphone
Stainless steel adjustable headband, folds flat for storage
Comfortable foam ear cushions
Extra long, 8-foot cable

Product Specifications | Microphone
Noise cancellation 5 dB/Octave
Frequency response 100 Hz to 10 kHz
Signal-to-noise ratio >60 dB
Sensitivity 1 kHz (0 dB 1 V/Pa), -44 dB
Current consumption <05mA

Acoustics | Frequency response 50 Hz to 4 kHz
Coil resistance 32 ohm
Distortion 1 kHz 1 mW, 100 dB
Sound input (0 dB 20Pa)

Power | Max input 40 mW