Open Ear Earphone Wireless Headphones Bluetooth Earphone IPX7 Waterproof

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@Elc Tech
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Air conduction: no in ear, transfer sound through air, more health and comfortable

Strong battery: 500mAh battery make music 10 hrs playtime and 120 days standby time

Compatible bluetooth V5.2: sutaible with smartphones tv pc etc

Light Design: the weight only has 26g, light and flexible neckband material, 360 bending

HD Voice & Noise Reduction: based on bluetooth V5.2 technology, engineers adjust the sound hundreds of times to ensure highfidelity, vividly demonstrate bass, alto and Treble; and intelligent noise reduction ensures high-qulified wireless audio experience and clear talk

IPX7 Sweatproof: protection from light rain or sweat drops from doing sports and workout such as running, yoga, etc

OS: suitable for iPhone 5 5s 6 6s 7 7s apple OS and android system bluetooth devices

Bluetooth signal is less than 10 meters (no barrier)
Bluetooth version: V5.1+EDR
Wireless frequency: 2.4GHZ
Supported protocols: A2DP1.3/HFP1.6/HSP1.2/AVRCP1.6/D11.3
Transmission distance: 10 meters
Battery capacity: 180mAh
Charging voltage/current: 5V/1A
Play/talk time: about 6-8 hours
Charging time: about 1 hour
Standby time: 120 hours
Speaker impedance: φ8MM 32Ω
Microphone sensitivity: -42Db
Working temperature: -10-50℃