1.First Automatic pairing.
3.Earphones with a charging box.
5.Impedance: 32 ohms
6.Bluetooth version: Bluetooth v5.0 + EDR
7.Power level: Level II
8.Output power: 30 MW
9.Bluetooth distance: 12 m barrier
10.Frequency response: 20Hz 20000
11.working voltage range: 3.0 V-4.2 V.
12.Microphone sensitivity: -42dB
13.with A2DP / AVRCP high quality stereo audio transmission and remote control protocol
14.powerful noise cancellation circuit (active noise reduction)
15.talk time is about 2-3 hours
16.music time is about 2-3 hours
17.Double ears can make phone calls, both ears can hear sound.
18.With high quality speaker, deep Stereo bass sound quality.
19.Powerful noise de-noising circuit (active noise reduction)
20.listening to music, support music and phone call. 21.Caller ID, the last call back, English voice prompts, boot, pair, shut down the phone power will be low voice prompts.
22.phone power display,
23. Touch control.