Connector Chart

Listen-Only Acoustic Airtube Earpiece with Short Cable (2.5mm / 3.5mm Connector)

The listen-only acoustic airtube earpiece is designed for users who need a discreet, lightweight, and comfortable communication solution. Its covert speaker transducer provides clear and reliable audio, while the acoustic airtube ensures subtle operation in professional environments.

For added flexibility and hygiene, the threaded acoustic airtube can be easily detached and issued individually to staff members. This allows the harness to remain connected to the radio while the airtube becomes a personal item—reducing costs and improving workplace cleanliness.

This model features a short cable, specifically designed for use with a remote speaker microphone. For direct connection to an office/base station or vehicle two-way radio, please see CRS-LOLATL or CRS-LATEYSL.

Widely used across industries, this earpiece is particularly popular among security teams, law enforcement, nightclub staff, hotel personnel, and event coordinators who require discreet and dependable communication.

Features:

Discreet & Comfortable: Surgical-grade acoustic tube for clear audio and lightweight wear.

Durable Construction: Flexible PU cable reinforced with Kevlar for long service life.

Hygienic & Cost-Effective: Airtube can be issued individually to staff while the harness stays attached to the radio.

Optional Pink Ear Mould: Provides comfort while allowing ambient sounds to be heard.

Optional Noise-Attenuating Earplug: Blocks more noise than standard mushroom tips (NRR 25dB, Australian Class 4).

Warranty: Backed by a 1-year manufacturer’s warranty.

Listen-Only Acoustic Airtube Earpiece with Long Cable (2.5mm / 3.5mm / 3.5mm Threaded Connector)

The listen-only acoustic airtube earpiece is designed to be discreet, lightweight, and comfortable—making it ideal for professional users who require clear and reliable communication. Its covert speaker transducer delivers excellent audio clarity, while the acoustic airtube provides subtle operation in sensitive or high-profile environments.

For convenience and hygiene, the threaded acoustic airtube can be quickly removed and issued individually to staff. This allows the main harness to remain connected to the radio while the airtube becomes a personal item—delivering significant savings and maintaining workplace cleanliness.

This version includes a long cable, making it suitable for direct connection to office/base stations or vehicle two-way radios. For models designed to work with a remote speaker microphone, please refer to CRS-LOLATS or CRS-LOLATEYSS.

Features:

Discreet & Comfortable: Surgical-grade acoustic tube provides clear audio in a lightweight, low-profile design.

Durable Build: Flexible PU cable reinforced with Kevlar for maximum longevity.

Cost-Effective & Hygienic: Airtube can be individually issued to staff while the harness stays connected to the radio.

Optional Pink Ear Mould: Offers comfort while still allowing ambient sounds to be heard.

Optional Noise-Attenuating Earplug: Blocks more noise than standard mushroom tips (NRR 25dB, Australian Class 4).

Warranty: Backed by a 1-year manufacturer’s warranty.

Electrical Specifications for Speaker

Electrical Specifications for Cable

Product Reliability Assurance Test