Bluetooth 4.0. Powerful, high fidelity sound. Speaker diameter 40mm. Battery Capacity 400 mAh. Up to 15 hours of listening time, recharges in less than 2 hours. Built-in Mic
Specifications

Brand: Ncredible

Battery Life: 15 hours

Connectivity: Bluetooth 4.0

Wearing Style: Over ear

Microphone: Yes

Noise Canceling: No

SKU: 62156NC