senal SMH-1020CH2 Professional Communication Headset User Guide

senal SMH-1020CH2 Professional Communication Headset

Product Information

The SMH-10102/1020CH2 is a professional-grade communication headset with a detachable cable. It features a swiveling gooseneck that can be used to mute the microphone when in the upright position, and a 3.5mm TRRS connector for easy connection to mobile devices. The headset comes with various accessories that allow for connectivity to different audio systems. The headset’s microphone element has a cardioid polar pattern with a frequency range of 100Hz to 10kHz and a sensitivity of -42 ± 3dB. The headphone speaker has a diameter of 40mm and is made of neodymium, with a frequency range of 20Hz to 20kHz and a sensitivity of 87dB (SMH-1010CH2) or 84dB (SMH-1020CH2). The maximum input power is 40mW, and the impedance is either 400 ohms (SMH- 1010CH2) or 200 ohms parallel (SMH-1020CH2).

Available Accessories

• SMH-H5X2 : TRRS to 5-Pin XLR/M For Telex Systems
• SMH-HM3X2 : TRRS to M 3.5 mm with 1/4 in. & 3-Pin XLR/M For connection to mixer or broadcast console
• SMH-HMM2 : TRRS to M 3.5 mm & Stereo M 3.5 mm for PC Ideal for gaming on a PC or laptop
• SMH-PIGTAIL : TRRS to Unterminated Wire Attach the connectors you need for your communications system
• SMH-H4X2 : TRRS to 4-Pin XLR/F For Portacom/Clear-Com Systems

Specifications

Microphone Element

• Polar Pattern : Cardioid
• Frequency Range : 100Hz to 10kHz
• Sensitivity: -42 ± 3dB
• Impedance : N/A

Headphone Speaker

• Dimension : 40 mm
• Magnet Type : Neodymium
• Frequency Range : 20Hz to 20kHz
• Sensitivity : 87dB (SMH-1010CH2) or 84dB (SMH-1020CH2)
• Nominal input power : 20mW
• Max. Input Power : 40mW
• Impedance : 400 ohms (SMH-1010CH2) or 200 ohms parallel (SMH-1020CH2)
• Distortion : 5%

Warning
Protect your hearing! Exposure to high sound pressure levels may cause permanent hearing loss. Avoid listening at high volumes for extended periods. Symptoms of noise-induced hearing loss may include persistent ringing, pain, itching, or inflammation.

For more information, visit http://www.osha.gov/SLTC/noisehearingconservation/ or http://www.cdc.gov/niosh/topics/noise/.

Product Usage Instructions

To detach the cable, turn the plug counterclockwise a quarter-turn and remove it from the jack. To mute the microphone, swivel the gooseneck to the upright position. To unmute the microphone, return the mic back down to the speaking position. Connect the headset to your audio system using one of the available accessories. Choose the accessory that is compatible with your system and connect it to the TRRS connector on the headset. Use the headset for communication purposes, such as gaming, broadcasting, or recording. Adjust the headphone volume to a comfortable level and avoid listening at high volumes for extended periods to prevent hearing damage. If you experience any issues with the product, contact Senal Customer Service Department to obtain a return merchandise authorization (RMA) number and return the defective product to Senal along with the RMA number and proof of purchase.

Thank you for choosing Senal. The Senal communication headsets are ideal for use with wired and wireless communications systems. The cardioid dynamic microphone is optimized for clear and intelligible voice communication, and the around-the-ear, closed-back design assures isolation even in noisy environments. The SMH-series headphones feature Senal’s twist-locking jack allowing compatible cables and accessories to to expand the compatibility of your headset.

To attach the cable :

1. Fully insert the plug.
2. A quarter-turn clockwise locks the plug into place.

To detach the cable: Turn the plug counterclockwise a quarter-turn and remove it from the jack.

Muting the Microphone
Swivel the gooseneck to the upright position to mute the microphone. Returning the mic back down to the speaking position will unmute it.

Available Accessories

• SMH-H5X2 : TRRS to 5-Pin XLR/M For Telex Systems
• SMH-HM3X2 : TRRS to M 3.5 mm with 1/4 in. & 3-Pin XLR/M For connection to mixer or broadcast console
• SMH-HMM2 : TRRS to M 3.5 mm & Stereo M 3.5 mm for PC Ideal for gaming on a PC or laptop
• SMH-PIGTAIL : TRRS to Unterminated Wire Attach the connectors you need for your communications system
• SMH-H4X2 : TRRS to 4-Pin XLR/F For Portacom/Clear-Com Systems

Specifications

Microphone

circuit)
Impedance| 200  ±30% @1 kHz

Headphone

84 dB (SMH-1020CH2)

Nominal input power| 20 mW
Max. Input Power| 40 mW
Impedance| 400    (SMH-1010CH2)

200  parallel (SMH-1020CH2)

Distortion| 5%

Warning
Protect your hearing! Exposure to high sound pressure levels may cause permanent hearing loss. Avoid listening at high volumes for extended periods. Symptoms of noise-induced hearing loss may include persistent ringing, pain, itching, or inflammation of For more information, visit

• http://www.osha.gov/SLTC/noisehearingconservation/
• http://www.cdc.gov/niosh/topics/noise/

Please note : Government URLs are subject to change. If these links don’t connect you to the right information, visit www.cdc.gov and www.osha.gov or do an Internet search for the phrase “hearing loss.”

Three-Year Limited Warranty

This SENAL product is warranted to the original purchaser to be free from defects in materials and workmanship under normal consumer use for a period of three (3) years from the original purchase date or thirty (30) days after replacement, whichever occurs later. The warranty provider’s responsibility with respect to this limited warranty shall be limited solely to repair or replacement, at the provider’s discretion, of any product that fails during normal use of this product in its intended manner and in its intended environment. Inoperability of the product or part(s) shall be determined by the warranty provider. If the product has been discontinued, the warranty provider reserves the right to replace it with a model of equivalent quality and function.
This warranty does not cover damage or defect caused by misuse, neglect, accident, alteration, abuse, improper installation or maintenance.

EXCEPT AS PROVIDED HEREIN, THE WARRANTY PROVIDER MAKES NEITHER ANY EXPRESS WARRANTIES NOR ANY IMPLIED WARRANTIES, INCLUDING BUT NOT LIMITED TO ANY IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. This warranty provides you with specific legal rights, and you may also have additional rights that vary from state to state. To obtain warranty coverage, contact the Senal Customer Service Department to obtain a return merchandise authorization (“RMA”) number, and return the defective product to Senal along with the RMA number and proof of purchase. Shipment of the defective product is at the purchaser’s own risk and expense.

For more information or to arrange service, visit www.senalsound.com or call Customer Service at 212-594-2353. Product warranty provided by the Gradus Group. www.gradusgroup.com Senal is a registered trademark of the Gradus Group. © 2023 Gradus Group LLC. All Rights Reserved.

References

• Centers for Disease Control and Prevention | CDC
• Noise and Occupational Hearing Loss | NIOSH | CDC
• Gradus | Gradus Group
• Occupational Noise Exposure - Overview | Occupational Safety and Health Administration
• Senal | Precision Engineered Microphones and Monitoring

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