ASTRO Gaming A40 TR Headset with MixAmp Pro TR for PC Mac Black/Blue 40mm Driver48 ohms ImpedanceFrequency Response: 20 -20kHzUSB Game and USB VoiceFrequency response (Mixamp) 20- 8 kHzGame audio: 48 kHz @ 16 bitChat audio: 16 kHz @ 16 Bit 7,290.- See more est. delivery in 2-4 days Add to basket