Features:1. Wireless charging bin design (all-round wireless life), 4 mic noise reduction (currently for Jabra is 4 mic noise reduction). 2. Perfect audio curve, sound effect is comparable for SENHHEISER IE80S. 3. Ergonomic in-ear design, standard 7 pairs of earmuffs, all-round compatible with European, American, Asian and African ears. 4. Heavy metal plating process, different high-level feeling!5. Perfect electrical performance: 4*8H=32 hours battery life, bilateral calls, take out the automatic matching link of the charging bin, bluetooth 5.0 powerful bluetooth signal. 6. For Qualcomm bluetooth solution. Specifications:Type: BModel: E12 Ultra QCC3020bluetooth solution: QCC3020bluetooth version: 5.0 Speaker unit: 10mm/0.4" Headphone battery capacity: 3.7V/60mAhCharging box battery capacity: 750mAHeadphone charging time: 40-60 minutesCharging box charging time: 40-60 minutesHeadset charging time: 4 timesUsing time (call/play): 4 timesx8 hours=32 hours Audio format: aptx/AAC/SBC Wireless frequency: 2402-2482MHzTransmission distance: 10m/32.81ft Support Protocol: HSP/HFP/A2DP/AVRCPSensitivity: 120+5dbFrequency response range: 20-20000HzAPTX /AAC: Support Impedance: 32Ω Product size: 120*60*30mm/4.73*2.37*1.19" Note:1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!2. Please allow 1-3cm measuring deviation due to manual measurement.Package included:2 X Earphones1 X Charging Box1 X USB Charging Cable1 X English Manual
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