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Wireless Headphones - with microphone, over-ear, on-ear, active noise cancellation (ANC), closed construction, Bluetooth 5.3, Bluetooth with dongle, for PC, LDAC support, DTS surround sound, frequency range 20-40000 Hz, sensitivity 98 dB/mW, impedance 32 Ohm, 40 mm driver size, battery life up to 100 h
Uninterruptible Power Supply - tower UPS, backup time at 100% load 5 min, backup time at 50% load 14 min, actual and apparent performance 600 W / 1000 VA, max. output voltage 230 V, line interactive, 8×IEC 320 C13, power cable protection, USB and ethernet , LCD display, dimensions 219 × 171 × 439 mm (H×W×D), weight 17.25 kg
Monitor - IPS, Full HD 1920 × 1080 (16:9), 120 Hz, Anti-Glare display, 8 bit, 1 ms, FreeSync, adjustable height, Power Delivery max. 65 W, speakers, HDMI and USB-C, USB data interface, VESA
Microphone - for tripod (threaded),, dynamic, directional pickup, frequency: from 50Hz to 16000Hz, impedance: 350 Ohm, sensitivity: 128 dB frequency wireless transmission: 50 Hz up to 16000 Hz
Microphone -, dynamic, directional pickup, frequency: from 50Hz to 15000Hz, impedance: 150 Ohm, sensitivity: -54,5 dB frequency wireless transmission: 50 Hz up to 15000 Hz