Bluedio TE (Turbine) Bluetooth 4.1 Wireless Sports Headphones, Sweatproof Running Earbuds with Mic (Blue)

Bluedio TE has been created to energize your music experience while you concentrate on sports. The sealed in-ear-canal design can help to block outside noise, so you'll be able to enjoy your favorite music at the gym without distractions. Besides, the lightweight and ergonomic design allows TE to stay comfortably in your ears, which ensures you can move freely during your workout. Specifications Bluetooth version: 4.1 Bluetooth transmission frequency: 2.4GHz to 2.48GHz Bluetooth operating range: up to 33 feet (free space) Bluetooth profiles: A2DP, AVRCP, HSP, HFP Frequency response: 20Hz-20,000Hz Standby time: about 120 hours Bluetooth music/talk time: about 4 hours Charging time: about 2 hours Operating temperature: -10? to 50? Input voltage/current: 5V/?0.1A Output power: 6mW + 6mW Headphones dimensions: 25*30*21mm Package dimensions: 108*147*54mm Headphones weight: 16g Package weight:250g In the box TE earphones (standard version) Carrying case User manual USB charging cable Ear hooks (S, M, L) Eartips (S, M, L)