The Real Active Noise Cancelling TWS Earphone Quotation U2061

  U2061 Model U2061 Bluetooth version V5.1 Rated power   10mw Style In-ear ANC Noise Reduction Depth  15-20dB Support Protocol   HSP/HFP/A2DP/AVRCP Transmission distance 10m Transmission power   Class2 Audio signal-to-noise ratio   98dB Charging input standard   Contact, DC 5V/0.5-1A Speaker impedance 32Ω  Speaker diameter 6mm Speaker frequency range 20Hz-20000Hz  Speaker sensitivity 94db±3db Microphone Silicon mic 4026 Microphone frequency range   100Hz-8000Hz   Microphone sensitivity -42db±3db Earphone Battery: 40mAh Charging time: 35min Full listening time: 3h~4h Talking time: 3h Standby time: 60h Charging bin Battery: 320mAh Charging time: 1h Color White, Black, Pink, Orange, Green