Aviation headset adapter for helicopter headphones only, with cable connecting MP3 and 3.5mm
Aliexpress UK
RUGGED AND LIGHTWEIGHT: Office headset is designed with rugged construction and materials to ensure superb performance and make it sturdy. NOISE REDUCTION: Built in HD microphone that can be twisted in any direction to make your voice loud and clear.
eBay
Tactical Headset Military Airsoft Headphone Adapter U94 V2 PTT 6Pin U94 Ptt for PRC 152 152A PRC
Aliexpress UK
RUGGED AND PORTABLE: Office headset is designed with rugged construction and materials to ensure superb performance and make it sturdy. NOISE REDUCTION: Built in HD microphone that can be twisted in any direction to make your voice loud and clear.
eBay
TAC -SKY TSCII Tactical Headset with ARC Rail Adapter Hearing Protection Airsoft Headphones
Aliexpress UK
RJ9 to 3.5mm Headset cable convert 3.5mm smartphone plug to single 4P4C RJ9 or RJ10 handset plug. NOT COMPATIBLE WITH iphone Headset, but get great quality stereo sound from headset via this adapter.
eBay
IDF710 PRC-152 prc-624 6-pin to K type headset baofeng headset Tactical headset Adapter adapter
Aliexpress UK
3.5mm Headset Adapter Splitter,3.5mm (4 Poles) Male to 2 Female Y Audio Splitter Cable with Separate Headphone and Microphone Plugs for Smartphones ,Tablets, Laptop, Computers Red female jack is to connect your Mic while Green female jack is Earphone.
eBay
BAOFENG 2 Pin to 3.5mm Walkie Talkie Headset Adapter Earpiece Adapter Cable For BAOFENG UV-5R
Aliexpress UK
New Landline Phone Headset Adaptors Accessory with plug in headsets to landline phone Three adaptors included New and unused
eBay
BAOFENG 2 Pin to 3.5mm Walkie Talkie Headset Adapter Earpiece Adapter Cable For BAOFENG UV-5R
Aliexpress UK
RJ9 plug to twin RJ9 4P4C sockets for use with headsets with R9 4P4C plug. Refurbished Buddy 2 Headset Training Adaptor with Two Separate Mute Buttons. There are two separate mute buttons which allow either the trainer or the advisor to easily join or leave the conversation.
eBay
Walkie Talkie Headset Adapter Cable Earpiece Adapter 2 Pin to 3.5mm For Baofeng BF-888S UV-5R
Aliexpress UK
Curved Vent Brush Quick Dry Hair Hairdressing Styling Comb Utility Arc. Lightweight and portable, it is very convenient for you to carry. - Convert your exist RJ9 headset into USB plug headset for computer PC laptop.
eBay
Quansheng 993 walkie talkie headset headphone earphone 2 PIN for Quansheng UV-K5 UV-K5(8) UV-K6
Aliexpress UK
1 Sennheiser BTD 800 Network Adapter. What you'd get Could be found on google, search "Beats by Dr. Dre Beats Mixr Headphones Manual".
eBay