● Physical Noise reduction and echo cancelling ; ● Use the advanced digital signal processing technology ● Bluetooth Distance :10 meters,360°10 meters ● Speaker : 8MM ● Audio Wattage : 10mW ● Speaker Impedance : 16Ω ● Wireless Frequency : 2402MHz~2480MHz ● Audio frequency range/Speaker Frequency: 20Hz~20KHz ● Built in high sensitivity(-42db)MIC ● Speaker sensitivity :91dB±3dB at 1KHz ● Waterproof/Sweatproof : IPX4 ;
● Chip:AB5376 ● Bluetooth Version :5.0 + BR + EDR + BLE ● Professional hi-fi speakers, stereo surround, stronger bass , Touch key ,touch control , Auto Turn-on, Auto pairing, ● Function : Answer/Finish/reject ,HD CALL, soundtrack detached,HIFI sound, battery status ,smart voice prompt , Music Play/Stop,noise cancelling,TWS ; ● Battery capacity of single Earphones:Li polymer battery 40mAh ; ● Battery capacity of Charging Bin : Li polymer battery 300mAh ● Power supply:AC input110-240V DC output 5V ; ● Support HFP/A2DP/AVRCP/AVDTP/AVCTP protocol, support all mobile phones to listen to songs ; ● Music time : 3Hours to 4 Hours; ● Life time : 8 hours ( with Charging Bin ); ● Standly time : About 110 hours ● Earphone Charge time:1~2 hours ; ● Charging Bin Charge time:2 hours ; ( Type-C charging
nice products