Description:
Wake your hearing by using these fantastic printing earbuds, pure voice exporting and all-in-1 functions can meet various people demands during fitness or working time. Both playing music or calling modes, it features 4.2 version Bluetooth, wireless USB charging bin design, stable transmission effect to easily match different mobile devices.

Main Features:
● Dual mode functions for listening to music and making calls
● HD superb bass sound for creating excellent music enjoyment and active noise reduction
● Waterproof and comfortable design for running, hiking, aerobics, meeting or chatting without dropping off
● Matched charging box for supplying durable battery conveniently
● Rich panel features for supporting one button operation, volume control, call back, track change, power on or off, etc.
● A2DP / AVRCP high-quality stereo audio transmission and remote control protocol for ensuring a large range of stereo sound transmission
● Compact size and lightweight design for easy to carry on
● 7 types of special printings for selection

Specification:
- Impedance: 18 ± 15 ohms
- Bluetooth version: 4.2
- Bluetooth name: I7S
- Power level: class II
- Output power: 30 W
- Bluetooth distance: 10 m
- Frequency response: 2.4 GHz
- Working voltage range: 3.0 - 4.2 V
- Microphone sensitivity: 98 ± 3 dB
- Charging time: 1 - 2 hours
- Standby time: 130 hours
- Play time: 2 hours
- Talk time: 2 hours
- Battery type: built-in Li-ion battery