● Physical Noise reduction and echo cancelling ; ● Use the advanced digital signal processing technology ● Bluetooth Distance :8~10 meters,360°10 meters ● Speaker : 6MM ● 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:JL76D4 ● Bluetooth Version :5.2 ● Professional hi-fi speakers, stereo surround, stronger bass ,Auto Turn-on, Auto pairing ● Touch key ● Function : Answer/Finish/reject ,HD CALL (Single earphone), soundtrack detached, HIFI sound, battery status smart voice prompt , Music Play/Stop,noise cancelling , TWS colour :- Yellow amber ● Battery capacity of single Earphones:Li polymer battery 30mAh ; ● Battery capacity of Charging Bin : Li polymer battery 250mAh ● 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 : About 4.5 ~5 hours ● Life time : 20hours ( with Charging Bin ) ● Standly time : about 150 hours ● Earphone Charge time:1~1.5 hours ● Charging Bin Charge time:1~1.5hours ;( Type C Charging PORT )