Headphone type: On-ear Cable length: 2 m Connector: 2x mini jack (3.5 mm), USB Volume control: Yes Microphone: Yes Microphone sensitivity: -42±3dB Frequency response: 20Hz - 20kHz Headphone effectiveness: 108±3dB Impedance: 32Ω Color: Black and Red Weight: 345g

Keyboard Layout: QWERTY Multimedia Keys: Yes (with Fn button) Numeric Keys: Yes Number of Keys: 104 Mouse - Keyboard Interface: USB Mouse - keyboard Cable Length: 1.5 m Mouse - Keyboard Colour: Black Mouse sensor: Optical Mouse Resolution: 400 / 1600 DPI Mouse - Number of Buttons: 3

Type: Headphones Volume control: Yes Frequency response: 20Hz-30 KHz Microphone: Yes (Omnidirectional) Cable length: 2m +/- 10% Plug type:  1x mini Jack (3,5 mm) Color: Black

Sensor: Laser Interface: USB Resolution: 800 / 1600 DPI Cable length: 1,75 m Number of buttons: 3 Number of scroll: 1 Colour: Black

Sensor: Optical Interface: USB Resolution: 1000 DPI Cable length: 1,5 m Number of Buttons: 3 Numbers of scroll: 1 Colour: Black and Red

Interface: USB Resolution: 800 - 1200 - 1600 DPI Cable length: 1.8 m Number of buttons: 3 + DPI

Cable length (m): 1.2 Connector: Minijack (3.5mm) Call answer button: Yes Microphone: Yes Frequency response: 20Hz-20kHz Headphone performance: 103 ±3 dB Color: Black and Blue

Microphone Type: Unidirectional Sensitivity (headphone): 32 Ohms Sensitivity (headphone): 100 dB +/-3 dB Sensitivity (microphone): -58 dBV/µBar, -38 dBV/Pa +/- 4 dB Frequency response (Headset): 20 Hz - 20 KHz Frequency response (Microphone): 100 Hz - 16 KHz Weight: 0.074 kg Cable length: 2.35 m

Noise-cancelling mic: Yes (bi-directional) Connections: USB‑A Works With Mobile Devices: No Controls: In-line Customize with Logi Tune: No Earpads: Leatherette, padded Color: Black Cable Length: 1.9 m Weight: 0.197 kg

DPI: 200 - 12000 Sensor: Pixart PMW 3327 Color: Black Cable length: 1.8M Connectors: USB Weight: 79g