
ODM Custom Logo High Quality Wireless in-Ear Bluetooth Earphone for Athletic Activities. Bluetooth 5.4 Technology: Latest Bluetooth 5.4 version ensures stable connection and low latency. Long Battery Life: 6-7 hours working time for earphones, 20 hours total with charging box. Custom Logo Service: OEM and ODM services accepted for custom logo placement. Dual Track Soundtrack: Provides high-quality dual track audio experience for users. Voice Control Function: Integrated voice control feature for convenient operation. Fast Charging Support: Type-C charging port with 1-2 hours charging time. Durable Material Build: Constructed with high-quality ABS and Silicone materials. Class A Distance Version: Class A distance version ensures reliable wireless range.