Headsets & Desktop Microphones
Sennheiser HSP 2-3
Sennheiser HSP 2-3, Condenser Neckband Microphone, Characteristic: Omnidirectional, Frequency range: 20 - 20,000 Hz, Impedance: 1,000 Ohms, Max. SPL: 150 dB, Cable length: 1.6 m, Lemo 3-pole for SK systems, Wearable both left and right,...
https://www.bizrate.co.uk/headsets_desktopmicrophones/sennheiser-hsp-2-3-oid521941072.html