X4T TWS True Wireless Bluetooth 4.2 Earphone In-ear Stereo Headset Music Headphone Hands-free Support Multi-point Connection Touch Control w/ Mic 5200mAh Emergency Power Bank Wireless Charger for Smartphones Black ( Item#: V4391B )

X4T Bluetooth headphone is specially designed for music and sports lovers, which features advanced true wireless (TWS) Bluetooth 4.2 technology, built-in high-grade microphone & speaker, hands-free function and lightweight design. It will offer you amazing experience; you can greatly enjoy your favorite music when doing sports.

Features:
[Advanced Bluetooth Technology]
Latest true wireless (TWS) Bluetooth 4.2 technology ensures transmitting strong signal in high quality & high speed and offering high-fidelity stereo music.
[Unique Design]
Wireless dual ear stereo design, left and right ear channel separation; you can use its Left and Right Ear Headset solely (Single Track Mode), and it also can be used in pairs (Stereo Mode).
[Emergency Power Supply]
There is a 5200mAh charging box, which can be used as a portable power bank and offering power supply to the Bluetooth earphones when in urgent need. Moreover, the charging box supports wireless charging function for smartphones, such as for iphone 8/ 8 Plus/ x.
[CVC 6.0 Noise Reduction]
Adopt the advanced CVC6.0 active noise-cancellation, and built-in superior HD microphone, it can provide clear and loud sound, so that you can easily free you hands to answer calls.
[Multi-point Technology]     
It can simultaneously connect two smarts phone. So you can seamlessly switch between your business and personal phones.

Specifications:
Model Number: X4T
Bluetooth Chipset: CSR
Bluetooth: 4.2
Support Profile: A2DP1.3, HFP1.6, HSP1.2, AVRCP1.6, DI1.3
Bluetooth range: 10-30m indoors (no obstacle);  ≥10m outdoors
Receive sensitivity: -90dBm
Frequency: 2.4GHz
Frequency Response Range: 20 Hz-20 KHz
Multi-point Connection: Support
Built-in Battery: 85mAh * 2 (Earphone); 5200mAh (Charging Box)
Work Time: one for 6-7 hours and a set for 4-5 hours
Stand-by Time: one for 180 hours and a set for 120 hours
Charging Time: about 2 hours
Charging Connector: Micro USB, DC 5V
Power Input: 5V 1A
Power Output: 5V 1A/2A
Color: Black, White, Red, Navy Blue, Rose Gold, Purple (optional)
Item Size: Approx. 3 * 2 * 1.9cm / 1.18 * 0.78 * 0.74in
Charging Case Size: Approx. 9.2 * 9.2 * 2.7cm / 3.62 * 3.62 * 1.06in
Item Weight: Approx. 197g (earphone 7g of each, charging case 182g)
Package Size: Approx. 10.2 * 10.2 * 5cm / 4.01 * 4.01 * 1.96in
Package Weight: Approx. 300g / 10.58oz

Package List:
1 * Headsets with Charging Box   
1 * Charging Cable
4 * Pairs of Ear Cap
1 * User Manual (English & Chinese)