MH-103A4B Three Wire Surveillance Style Headset
Genuine Motorola • Three-Wire • Clear Acoustic Tube • PTT Microphone • VX Single-Pin Port
The MH-103A4B Three Wire Surveillance Style Headset is a genuine Motorola surveillance kit built for discreet, hands-near communication on VX Series two-way radios with a single-pin accessory port. With a clear acoustic tube and mushroom ear tip, a separate inline microphone, and a dedicated push-to-talk (PTT) button, the MH-103A4B is ideal for security, loss-prevention, hospitality, and event staff who need to stay connected without drawing attention. Browse the full range in our commercial two-way radio lineup.
Who It's For
Choose the MH-103A4B three-wire kit when you want the PTT button on a separate lapel cable from the microphone for cleaner cable management and a more discreet wear. Prefer a simpler two-wire layout with the PTT mic combined on one lead? See the MH-102A4B Two Wire Surveillance Style Headset.
Key Features
Genuine Motorola Kit
An authentic Motorola surveillance accessory engineered to fit and perform with VX Series radios — no third-party guesswork.
Discreet Clear Tube
A clear acoustic tube with a soft mushroom ear tip keeps incoming audio private and the headset low-profile for discreet communications.
Fits Right or Left Ear
The reversible ear tip wears comfortably in either ear, so every member of your team can set it up to suit them.
Microphone With PTT
A dedicated microphone with a push-to-talk button lets you transmit clearly while keeping your radio holstered and your hands free.
Compatible Radios
The MH-103A4B is designed for VX Series two-way radios that use a single-pin accessory port. It works with the VX-210A, VX-160, VX-180, VX-230, VX-260, EVX-261, VX-350, VX-410, VX-420, and VX-450 Series radios.
Not sure whether your radio takes a single-pin connector, or outfitting a larger team? Our Canadian radio experts can confirm fit and pull together volume pricing — call 1-800-984-1534 or contact us for a quote. You can also browse compatible handhelds in the commercial two-way radio collection.
Shop Commercial Two-Way Radios →
Frequently Asked Questions About the MH-103A4B Three Wire Surveillance Style Headset
• Which radios is the MH-103A4B compatible with?
The MH-103A4B Three Wire Surveillance Style Headset is for VX Series two-way radios with a single-pin accessory port. It works with the VX-210A, VX-160, VX-180, VX-230, VX-260, EVX-261, VX-350, VX-410, VX-420, and VX-450 Series. If you are unsure about your connector, contact us or call 1-800-984-1534.
• What is the difference between the MH-103A4B and the MH-102A4B?
The MH-103A4B is a three-wire surveillance kit that separates the push-to-talk button onto its own lapel cable, while the MH-102A4B Two Wire Surveillance Style Headset combines the PTT and microphone on a single lead. Both share the same clear acoustic tube and genuine Motorola design.
• Can the MH-103A4B be worn in either ear?
Yes. The clear acoustic tube and mushroom ear tip are reversible, so the MH-103A4B can be worn comfortably in your right or left ear.
• Does the MH-103A4B have a push-to-talk button?
Yes. The MH-103A4B includes a microphone with an inline push-to-talk (PTT) button, letting you transmit hands-free while your VX Series radio stays holstered.
