Sujeetec Microphone Headset Discreet Headworn Earset Over Ear Mic for AKG Wireless System Bodypack Transmitter, Ideal for Lectures, Live Performance, Theater, Podcasts – Beige: Amazon.co.uk
Shure BLX14/PGA31 PG Wireless System with PGA31 Headset Microphone - Music Gear Direct
Shure WH20TQG Headset Microphone at Gear4music
Ear Hook Headset Microphone for Sennheiser 3.5mm Locking Jack Transmit – Micronic