The Shokz OpenComm2 Neck Band Earphone in Black features 7th generation bone conduction technology, DSP noise-canceling boom mic, 16 hours of talk time, quick charge capability, and IP55 water resistance. Offers clear calls and all-day comfort with its open-ear design.Features:-- 7th Generation Bone Conduction Technology- DSP Noise-Canceling Boom Mic- 16 Hours of Talk Time- Quick Charge Capability- IP55 Water Resistance- Open-Ear Design