Bluetooth 5.1 headphones USAMS TWS BU series wireless green/gre - description
USAMS-BU12 TWS Earbuds - BU Series In-ear headphones using Bluetooth 5.1 technology. The transmission is twice as fast as BT 5.0, and the distance has been increased by as much as four times. It easily copes with interference on the 2.4GHz network. It is a fast and stable combination with low power consumption. The battery allows for almost 30 hours of continuous music playing if we regularly charge them using the case. Lightweight design and proper shape ensures comfortable use, combined with a weight of only about 3g almost no pressure is felt. Technical data ABS + PCWerstion Bluetooth 5.1Connection range up to 12 meters Speaker diameter 13 mm Speaker resistance32Ω Speaker sensitivity 115±3dB Speaker frequency 20Hz~20KHz Signal-to-noise ratio > 70 Earphone weight: approx. 3 g Battery capacity 30 mAh Playing time about 5 hours Talk time about 4 hours Charging time about 1 hour Case weight about 35.5 g Case battery capacity300 mAh Case charging time about 1 hour Case charging input5V Time standby about 25 hours Case size: 56 x 50 x 26.7 mm Compatibility For Apple/Android devices with Bluetooth The kit includes- Pair of headphones - Charging case - USB Type-C charging cable - User manuals
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