Features:
* Stereo surround sound field: The new ultra-wideband sound unit has a frequency response range of 5Hz-40KHz, which is twice the range of traditional sound units. The treble is pure and crisp, and the bass is surging and thick, which is more suitable for listening to popular music.
* Smart magnetic suction: Built-in magnetic suction switch, intelligently identify the status of the earphones, automatically disconnect when sucked, save power, and quickly reconnect when separated, and enjoy music.
* Long battery life: Equipped with dual batteries, built-in 12000 mAh increased battery capacity, standby extended by 30,000 hours. The large-capacity charging compartment not only provides long-term battery life for the earphones, but also provides battery life for the mobile phone and can be used as a power bank.
* Memory card can be inserted for playback: You can listen to songs without connecting to bluetooth. Download music to the memory card in the earphones to get rid of the restrictions brought by the mobile phone.
* Dual device connection: Switch freely at will. Support connecting to two devices at the same time, seamlessly and quickly switch between the two devices, and use it as you like.
* IPX7 waterproof: With IPX7 waterproof and dustproof certification, it can easily cope with the challenges of sweat, rain, and dust. No more worries for outdoor running, cycling, and indoor fitness.


Specification:
Name: Smart Neckband Earphones
Material: ABS + metal
Type: In-Ear/Semi-in-Ear
bluetooth: 6.0 bluetooth
Display: LED display
Frequency response range: 5Hz-40KHz
Speaker: 14.2mm enlarged speaker
Function: waterproof, long battery life, call function, voice control, music support, digital display screen
Battery capacity: 12000 mAh
Standby time: 30000 hours
Waterproof: IPX7
Color: Sky Blue,Blue,Black


Packing included: 
1 * Smart Neckband Earphones