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Frequency 2.402 ~ 2.80GHZ
Micro USB charging interface
Ambient Noise: <90bdB
Input: DC5V – 70mA
Not that bad
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One-button button full control, using one-button button to fully control the answer, hang up the phone, pause, play, switch up and down songs
Bluetooth 4.2 chip,
The smart connection is convenient for use, and can be connected to two mobile phones, and can be switched at any time, and the operation is simple and convenient
The smaller appearance is made of ABS material, combined with the surface treatment, durable and resistant to friction
Made of ABS + silicone
Remax RB-520HB wireless bluetooth v4.1 with AUX audio Cable Headphone, Built-in 300mAh Rechargeable Battery can use up to 14h of continuous hearing music. PU coated material, feels very smoothly without feeling heart ear when hearing, with fairly large diameter is 76mm ear Pointing Smart Noise Reduction.
● 3.5mm plug, easy to pair with most audio devices.
● Anti-twisting flat wire and the concave key design.
● It can realize 5000 times pluggable test.
● With noise reduction technology, bring you beautiful sound effect.
● HiFi stereo sound and strong deep bass, shut out the world and lose yourself in music.