NXH3670 Wireless Gaming Headphone Solution NXP Semiconductors NXH3670 Wireless Gaming Headphone Solution is a low-latency, highly integrated, ultralow-power 2.4GHz wireless transceiver. The device features an embedded MCU and targets wireless audio streaming for gaming headsets at very low latency. The NXH3670 from NXP Semiconductors runs a proprietary audio streaming protocol optimized for gaming headset applications. This provides high-quality forward audio streaming at low latency (<,20ms) and a simultaneous voice microphone backchannel. Additionally, a wireless data channel is available.