Logitech 939-001660 - A40 TR Headset + MixAmp Pro TR for PS4 & PC (Refreshed Version). Play like a pro! The ASTRO A40TR Headset + MixAmp Pro TR for Xbox One PC and Mac is the premier audio solution for esports athletes content creators and streamers. Tuned for Gaming Fine tune every input & output parameter. Built to last. Pro-quality audio control for your desktop. Less noise more focus. Positional audio for an unprecedented competitive edge. Package Contents: A40 TR Gaming Headset MixAmp Pro TR 2.0m A40 Inline Mute Cable 3m TOSlink Optical Cable 3m Micro-USB Cable Quickstart Guide and 0.5M Daisy Chain Cable. Technical Specifications: Technical Specifications - Headset: Transducer Principle: Dynamic Open 40mm Sound Driver tuned for Gaming Frequency Response: 20 - 20 000 Hz Nominal Impedance: 48 ohms Recommended Headphone Impedance: 32-48 Ohms Weight w/o Cable: 369g Connector: 3.5mm Mini-stereo Boom Mic: 6.0mm Uni-directional MixAmp Pro TR: Sound Power Out: 100 dBSPL Sample rates - Game audio: 48 kHz @ 16 bit Chat audio: 16 kHz @ 16 Bit USB Standard: USB 2.0 Full Speed and USB Audio 1.0 Stream Port (Line out) Frequency response 20 - 24 kHz USB Game and USB Voice (Chat) Aux port line out Frequency response 20 - 8 kHz Audio inputs Optical In USB Game and USB Voice Aux port line in Frequency response: 20 - 24 kHz Total Harmonic Distortion: < 0.05% @ 0 dBFS Signal to Noise Ratio: > 70 dB Weight: 296 g and Dimensions: 137 mm x 80 mm x 38 mm. This product ships in approximately 1 days