JBL TWS4 5.0 Bluetooth Wireless Earbuds Headphones Earphone tws 4

JBL TWS4 WIRELESS EARBUDS
✅listening to the song correct, support songs and call,
✅remind call number, the last call back, all intelligent Chinese and English voice prompts, boot, pair, shut down the phone power will be low voice prompts;
✅ Power capacity will show on your Iphone, you can see the power situation anytime, do not worry about the electricity ,make your life without worry;
✅ One to two connections, can be connected to two mobile phones at the same time
✅ Bluetooth headset connected to the phone after the shutdown , and then open the Bluetooth headset will connect back to the phone automatically , more convenient;
✅ Intelligent compatibility: support all Bluetooth mobile phone, tablet, notebook, singing it, QQ music, movies, etc., universal all mobile phone

Specification:
🎧 Driver: 15mm
🎧 Impedance: 32 OHM
🎧 Bluetooth version: Bluetooth v4.2 Upgraded to 5.0+ EDR
🎧 Bluetooth use band: 2.4GHz
🎧 Power level: CLASS II
🎧 Output power: 30mW
🎧 Bluetooth distance: 10 meters barrier
🎧 Frequency response: 20-20000Hz
🎧 Operating voltage range: 3.0V-4.2V
🎧 Mic sensitivity: -42dB
🎧 With A2DP / AVRCP high quality stereo audio transmission and remote control protocol
🎧 Powerful noise de-noising circuit (active noise reduction)
🎧 switch between Chinese and English (boot does not connect Bluetooth state, press the switch 2 times, hear the tone switch successfully)
🎧 Talk time is about 1-2 hours
🎧 music time about 1-2 hours
🎧 Standby time is abou 100 hours

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