REMAX Cozybuds W28N ANC+ENC Wireless Earbuds (Black) ICB High Efficiency: Optimized power efficiency

High Efficiency: Optimized power efficiency (80%+) reduces operational heat and electricity costs for businesses

and unexpected device breakdowns that halt production lines

Number of USB ports: 1

this ultra-slim minimalist briefcase is tailored for modern professionals

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REMAX Cozybuds W28N ANC+ENC Wireless Earbuds (Black) ICB High Efficiency: Optimized power efficiencyREMAX Cozybuds W28N ANC+ENC Wireless Earbuds (Black) Brand: Remax Model: 01030153BK Color: Black Material ABS PC Bluetooth Version chipset V5. 4 7003D4 Supported protocols A2DPHFPHIDAVRCP Transmission Distance 10m Working Voltage DC 3. 1V 4. 2V Impendance 3210% Speaker Power 2mW erabud charging case Battery (mAh) 30mAh 350mAh Charging Time Approx. 1. 5hours Calling Approx. 5H Music Play Approx. 6H Standby 250 Days Minimally futuristic technology