Pick up and pair to complete the connection instantly, When listening to music, just pick up the headset and pair it with your mobile phone and other devices, and instantly connect one step in place to return to the original intention of music appreciation.

Bluetooth 5.0 stereo sound earbuds with the built-in high-quality audio chip and latest Bluetooth 5.0 technology to ensure excellent audio performance with fast, stable and efficient transmission, making you feel like in a concert.

Description:

Product categories:Bluetooth Earphones

Product name: TWS dazzling Bluetooth Headphone
Model: X21S
Bluetooth version: Bluetooth V5.0+BR+EDR+BLE
Bluetooth protocol: a2dpavctpavdtpavrcphfpsppsmp
Frequency range: 2402MHz-2480MHz
Modulation system: GFSK /DQPSK;Max Power output: +4dBm
Fosc: 24MHZ
CPU frequency: 96MHZ
Power supply: DC 2.2V-5.5V
SNR: ≥92dB
Effective distance: no barrier 10M
Frequency response: 20HZ-20KHZ
Sensitivity: 98dB
Nominal impedance: 32Ω
Transmission power: Class 2
Battery capacity: 50 mAh
Power supply: 5V /500mA
Charging time: about 1 hour
Service time: making telephone call 8 hours,playing music 5-8hours
Standby time: 10-15 days
Weight: about 3.5g

Package contents:

1*TWS Bluetooth Earphones With Charging Box
1*Charge Cable
1*Instruction Manual

Note:

High-definition Conversation: DSP noise reduction technology works in harmony with sensitive microphones to recognize vocal and ambient noise,reduce loud noises,and improve speech intelligibility. Even if the surroundings are noisy, you can hear my voice.
Super-low Audio Delay: Thanks to chipset, now within efficient transmission in not only playback and talking, but gaming. With super-low audio delay, you can get stable working and entertaining experience.
HIFI Sound Quality: Innovative titanium plating conforms to the diaphragm for more precise processing of music.Brings rich bass and delicate treble.Bluetooth headphones also have good sound quality.