| BT Version: 4.2 Connection Distance: ≤10m Impedance: 32Ω Speaker Diameter: 40mm Speaker Sensitivity: 121dB±3 Frequency Range:50Hz~50KHz Battery Capacity: 250mAh Playing Time: About 10h Charging Time: About 2h Stand-by Time: About 3 months Weight: About 200g Compatibility: For Android/ Apple devices with BT function Features: 1.40mm speaker, powerful 3D surround sound. 2.Fully enclosed noise cancellation, make calls clear. 3.Independent button control, easy function switching. 4.Soft and comfortable caps, light and adjustable arm. |
