Extech 407744 94dB Sound Level Calibrator for 0.5" & 1" Microphones - Professional Audio Testing Equipment for Studio, Field & Industrial Noise Measurement

Kensington A1000 Adjustable Desk Mount Stand with Telescopic Arm - Compatible with Microphones, Webcams, Lamps - Includes 3/8", 1/4" & 5/8" Adapters (K87654WW) - Perfect for Home Office, Streaming Setup & Video Conferencing

Extech 407766 Sound Level Calibrator 94dB/114dB for 0.5" and 1" Microphones - Professional Audio Testing Equipment for Laboratories and Field Measurements