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BF-TECH CA K1 2-Pin Handheld Shoulder Speaker Microphone
BF-TECH CA K1 2-Pin Handheld Shoulder Speaker Microphone
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Quick Specs
Quick Specs
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Operate your handheld transceiver comfortably on the move with the BF-TECH CA K1 2-Pin Handheld Shoulder Speaker Microphone. Designed to deliver convenient hands-free voice communications, this remote speaker mic allows you to keep your radio safely secured in a belt holster, chest harness, or backpack pocket while routing audio and push-to-talk capability directly to your shoulder.
Featuring an omnidirectional electret condenser microphone and a clear, high-output internal speaker, the microphone delivers crisp voice transmission and loud, intelligible audio reception even in noisy outdoor settings. Built with an industry-standard K1 2-pin connector, a flexible high-elasticity coiled cord, a 360-degree rotating clothing clip, and a 3.5mm listen-only audio port for private earpieces, this essential audio accessory is ideal for amateur radio club nets, emergency preparedness kits, and trail communications.
📻 Amateur Radio Licensing Notice
This audio accessory is designed for use with compatible two-way transceivers. An Amateur Radio Operator Certificate issued by Innovation, Science and Economic Development Canada (ISED) (or an FCC Amateur License for US operators) is required to operate transmitting equipment on amateur frequencies. Licensed operators are responsible for ensuring station operation complies with the guidelines set out in ISED RBR-4.
🔌 K1 2-Pin Interface Compatibility
This speaker microphone utilizes the standard K1 2-Pin connector (3.5mm audio and 2.5mm mic pins spaced 11.5mm apart). It is directly compatible with BF-TECH CA (BF-F8RT, UV-5R, BF-F5XT, BF-F5XP, BF-F8, BF-F8X3), Baofeng UV-5R series, BF-F8HP, BF-888S, Kenwood K1, and AnyTone handheld transceivers equipped with standard 2-pin accessory ports.
📦 Direct Warehouse Dispatch
All BF-TECH CA products ship direct from the BF-TECH CA distribution facility in Ontario. Orders are processed rapidly for reliable domestic carrier delivery anywhere across Canada with zero border delays or import brokerage fees.
Key Product Features
-
🔊
Loud, Intelligible Voice Projection: The built-in 36mm dynamic speaker provides clean, crisp receive audio close to your ear, while the sensitive electret microphone picks up your voice naturally without distortion.
-
🎧
Private 3.5mm Audio Output Jack: An integrated side-mounted 3.5mm mono port allows connection of an optional listen-only acoustic tube or earhook earpiece for private listening in crowded areas.
-
🔄
360-Degree Swivel Mounting Clip: Features a detented, spring-loaded steel-reinforced clip that anchors securely to jacket collars, chest straps, or backpack webbing at any angle.
-
〰️
High-Rebound Coiled PU Cable: The flexible coiled polyurethane cord expands comfortably with natural arm and head movement without pulling on the radio’s side jack or snagging on brush.
-
🔘
Tactile Side Push-to-Talk (PTT): The generously sized, textured PTT button provides positive mechanical feedback and is easy to index and actuate even while wearing heavy gloves.
What's Included
| Component | Description |
|---|---|
| Remote Speaker Microphone | 1x BF-TECH CA K1 2-Pin Handheld Shoulder Speaker Microphone |
| Mounting Hardware | 1x Integrated 360-Degree Rotating Lapel / Collar Swivel Clip |
Radio Hardware Compatibility
| Brand / Lineup | Compatible Transceiver Models |
|---|---|
| BF-TECH CA | BF-F8RT, UV-5R, UV-82RT (single PTT), BF-F5XT, BF-F5XP, BF-F8, BF-F8X3 |
| Baofeng / Pofung | UV-5R (all sub-variants: 5RA, 5RB, 5RC, 5RD, 5RE, Plus, V2+), BF-F8HP, BF-888S, UV-82, GT-3 |
| Kenwood | TK-208, TK-220, TK-240, TK-250, TK-260, TK-270, TK-320, TK-340, TH-D7, TH-F6, TH-K2 |
| AnyTone / Retevis / TYT | AnyTone AT-D868UV / AT-D878UV, Retevis H-777 / RT22, TYT MD-380, and standard K1 2-pin port handhelds |
Technical Specifications
| Specification | Detail |
|---|---|
| Hardware Architecture & Interfaces | |
| Brand & Lineup | BF-TECH CA |
| Product Type | Handheld Remote Shoulder Speaker Microphone (Single Unit) |
| Radio Interface Connector | Standard K1 2-Pin (3.5mm Ear / 2.5mm Mic, 11.5mm center-to-center spacing) |
| Auxiliary Audio Jack | 3.5mm Mono Listen-Only Port (Side-Mounted) |
| Clip Type | 360-Degree Detented Swiveling Spring Steel / Polycarbonate Clip |
| Cable Construction | Flexible Coiled Polyurethane (PU) with Molded Strain Relief |
| Acoustic & Audio Performance | |
| Microphone Element | Omnidirectional Electret Condenser |
| Microphone Sensitivity | -38 dB ± 2 dB |
| Internal Speaker Size | 36 mm Dynamic Transducer |
| Speaker Audio Output | 1.0 Watt Peak Audio Output |
| Speaker Impedance | 8 Ohms ± 15% @ 1 kHz |
| Regulatory Standards & Fulfillment | |
| Operator Regulatory Responsibility | Licensed operators are responsible for operation under ISED RBR-4 guidelines |
| Fulfillment Location | Ships Direct from BF-TECH CA in Ontario, Canada |

Description
Operate your handheld transceiver comfortably on the move with the BF-TECH CA K1 2-Pin Handheld Shoulder Speaker Microphone. Designed to deliver convenient hands-free voice communications, this remote speaker mic allows you to keep your radio safely secured in a belt holster, chest harness, or backpack pocket while routing audio and push-to-talk capability directly to your shoulder.
Featuring an omnidirectional electret condenser microphone and a clear, high-output internal speaker, the microphone delivers crisp voice transmission and loud, intelligible audio reception even in noisy outdoor settings. Built with an industry-standard K1 2-pin connector, a flexible high-elasticity coiled cord, a 360-degree rotating clothing clip, and a 3.5mm listen-only audio port for private earpieces, this essential audio accessory is ideal for amateur radio club nets, emergency preparedness kits, and trail communications.
📻 Amateur Radio Licensing Notice
This audio accessory is designed for use with compatible two-way transceivers. An Amateur Radio Operator Certificate issued by Innovation, Science and Economic Development Canada (ISED) (or an FCC Amateur License for US operators) is required to operate transmitting equipment on amateur frequencies. Licensed operators are responsible for ensuring station operation complies with the guidelines set out in ISED RBR-4.
🔌 K1 2-Pin Interface Compatibility
This speaker microphone utilizes the standard K1 2-Pin connector (3.5mm audio and 2.5mm mic pins spaced 11.5mm apart). It is directly compatible with BF-TECH CA (BF-F8RT, UV-5R, BF-F5XT, BF-F5XP, BF-F8, BF-F8X3), Baofeng UV-5R series, BF-F8HP, BF-888S, Kenwood K1, and AnyTone handheld transceivers equipped with standard 2-pin accessory ports.
📦 Direct Warehouse Dispatch
All BF-TECH CA products ship direct from the BF-TECH CA distribution facility in Ontario. Orders are processed rapidly for reliable domestic carrier delivery anywhere across Canada with zero border delays or import brokerage fees.
Key Product Features
-
🔊
Loud, Intelligible Voice Projection: The built-in 36mm dynamic speaker provides clean, crisp receive audio close to your ear, while the sensitive electret microphone picks up your voice naturally without distortion.
-
🎧
Private 3.5mm Audio Output Jack: An integrated side-mounted 3.5mm mono port allows connection of an optional listen-only acoustic tube or earhook earpiece for private listening in crowded areas.
-
🔄
360-Degree Swivel Mounting Clip: Features a detented, spring-loaded steel-reinforced clip that anchors securely to jacket collars, chest straps, or backpack webbing at any angle.
-
〰️
High-Rebound Coiled PU Cable: The flexible coiled polyurethane cord expands comfortably with natural arm and head movement without pulling on the radio’s side jack or snagging on brush.
-
🔘
Tactile Side Push-to-Talk (PTT): The generously sized, textured PTT button provides positive mechanical feedback and is easy to index and actuate even while wearing heavy gloves.
What's Included
| Component | Description |
|---|---|
| Remote Speaker Microphone | 1x BF-TECH CA K1 2-Pin Handheld Shoulder Speaker Microphone |
| Mounting Hardware | 1x Integrated 360-Degree Rotating Lapel / Collar Swivel Clip |
Radio Hardware Compatibility
| Brand / Lineup | Compatible Transceiver Models |
|---|---|
| BF-TECH CA | BF-F8RT, UV-5R, UV-82RT (single PTT), BF-F5XT, BF-F5XP, BF-F8, BF-F8X3 |
| Baofeng / Pofung | UV-5R (all sub-variants: 5RA, 5RB, 5RC, 5RD, 5RE, Plus, V2+), BF-F8HP, BF-888S, UV-82, GT-3 |
| Kenwood | TK-208, TK-220, TK-240, TK-250, TK-260, TK-270, TK-320, TK-340, TH-D7, TH-F6, TH-K2 |
| AnyTone / Retevis / TYT | AnyTone AT-D868UV / AT-D878UV, Retevis H-777 / RT22, TYT MD-380, and standard K1 2-pin port handhelds |
Technical Specifications
| Specification | Detail |
|---|---|
| Hardware Architecture & Interfaces | |
| Brand & Lineup | BF-TECH CA |
| Product Type | Handheld Remote Shoulder Speaker Microphone (Single Unit) |
| Radio Interface Connector | Standard K1 2-Pin (3.5mm Ear / 2.5mm Mic, 11.5mm center-to-center spacing) |
| Auxiliary Audio Jack | 3.5mm Mono Listen-Only Port (Side-Mounted) |
| Clip Type | 360-Degree Detented Swiveling Spring Steel / Polycarbonate Clip |
| Cable Construction | Flexible Coiled Polyurethane (PU) with Molded Strain Relief |
| Acoustic & Audio Performance | |
| Microphone Element | Omnidirectional Electret Condenser |
| Microphone Sensitivity | -38 dB ± 2 dB |
| Internal Speaker Size | 36 mm Dynamic Transducer |
| Speaker Audio Output | 1.0 Watt Peak Audio Output |
| Speaker Impedance | 8 Ohms ± 15% @ 1 kHz |
| Regulatory Standards & Fulfillment | |
| Operator Regulatory Responsibility | Licensed operators are responsible for operation under ISED RBR-4 guidelines |
| Fulfillment Location | Ships Direct from BF-TECH CA in Ontario, Canada |
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