earphones bluetooth earbuds gaming headset ear buds w1 chip noise canceling headphones 1:1 i9s i30 tws for iphone

Model: j3

Original factory productsThe fourth generation of smart earphones.

Product ParamaterBluetooth version: Bluetooth v5.0 + EDR,

Bluetooth distance: 18 meters,

Frequency response: 20-22000Hz,

Working voltage range: 3.0V-4.2V,

Microphone sensitivity: -42dB,

Has A2DP / AVRCP high-quality stereo audio transmission and remote control protocol,

Powerful noise canceling circuit (active noise reduction),

Talk time is about 4 hours,

music time about 4 hours,

Standby time is about 96 hours,

Charging time is about 1 hour ,

Single earphone battery capacity 55mAh.

Functions:Listening to the song and calling .

Caller ID, last code call back, full intelnt tone prompts: power on, pairing, power off, disconnection, low battery power, etc. will all voice prompt.

After the Bluetooth headset is connected to the mobile phone and turned off, when the Bluetooth headset is turned on, it will automatically connect back to the mobile phone, which is convenient and faster;

Smart compatibility: support all Bluetooth-enabled mobile phones, tablets, notebooks, sing bars, QQmusic, movies, etc., universal for all mobile phones.

Model: i9s

Intelnt compatibility: support all Bluetooth mobile phone, tablet, notebook, singing it, music, movies, etc., universal all mobile phone

Features:1. Bluetooth version: Bluetooth v5.0 + EDR

2. Bluetooth distance: 10-15 meters

3. Frequency response: 20-20000Hz

4. Operating voltage range: 3.0V-4.2V

5. Mic sensitivity: 42dB

6. Powerful noise de-noising circuit (active noise reduction)

7. Talk time about 3 hours