product description:
The World s Smallest Wireless Headset
Smart, small, and stylish. The Smartti wireless headphones boast various unique features such as multipoint connectivity and voice-activated commands with a single touch of a button. Equipped with Bluetooth 4.1 and noise cancellation technology, the Smartti wire headphones offers a truly hands-free, premium listening experience. With a working distance of 25 feet, the unique design of the Smartti wireless allows for maximum versatility on the go.
Universally Compatible
The Smartti Bluetooth Earbuds are compatible with the iPhone 7, 7 Plus, 6s, 6s Plus, 6, 6 Plus, SE, 5s, 5, 4s, iPod, iPad, iPad Mini, iPad Pro, Macbook, Macbook Air, Macbook Pro, iMac, Mac Pro, Mac Mini, Samsung Galaxy S6, S5, S4, S6 Edge, Edge+, 7, 6, 5, 4, 3, Edge, Android, Windows, tablets, laptops, computers, and other Bluetooth-supported devices.
Product Specifications:
Smartti:
Dimensions: Earbud: 0.55"(D) x 0.82"(L) (14x21mm)
Battery Capacity: 55mAh
Battery Type: Rechargeable lithium-ion polymer battery
Battery Input: 5V / 35mA
Charging Time: ≤ 90 minutes
Bluetooth Version: 4.1
Working Voltage: 3.2V - 4.2V
Microphone sensitivity: -40dB
Bluetooth Frequency: 2.4 - 2.48GHz
Bluetooth Range: 10M
Music Playback Time: ≤ 2 hours
Talk Time: ≤ 3 hours
Frequency Response: 20Hz-20Khz
Audio Transmission Protocols: A2DP/HFP/HSP/AVRCP
Standby time (Power On): ≤ 27 hours
Standby time (Power Off): ≤ 120 days
Power Bank:
Dimensions: 3.58"(D) x 1.61" x 0.93(H) (L) (91x41x23.5mm)
Battery Capacity: 2100mAh
Battery Type: Rechargeable lithium-ion polymer battery
Battery Input: 5V / 1A
Battery Output: 5V / 200mA (to earbuds); 5V / 1A (USB Port)
Charging Time: ≤ 150 minutes
DC Output/Input Voltage: DC5V
Maximum DC Output/Input Current: 1A
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![Smartti Stereo Wireless Headphones Bluetooth 4.1 TWS [True Wireless Stereo] with Power Bank Cordless Mini Earbuds with Microphone Noise Cancellation for Smartphones and Bluetooth Devices (Gray)](https://images-na.ssl-images-amazon.com/images/I/41ysVjvF2dL.jpg "Smartti Stereo Wireless Headphones Bluetooth 4.1 TWS [True Wireless Stereo] with Power Bank Cordless Mini Earbuds with Microphone Noise Cancellation for Smartphones and Bluetooth Devices (Gray)")
