Sell HBQ i7S TWS Twins Wireless Earphone Mini Bluetooth V4.2 best price

feature: 1. Listen to songs correctly, support songs and calls, 2. Remind the phone number, and finally call back, all intelligent Chinese and English voice prompts, boot, double-off, low battery power, voice prompts; 3. The battery will be displayed on your iPhone, you can see the power status at any time, do not have to worry about power, so that your life without worries; 4. One to two connections, can connect two mobile phones at the same time 5. Bluetooth headset connected to the phone after shutting down, and then open the Bluetooth headset will automatically connect back to the phone, more convenient; 6. Smart Compatibility: Supports all Bluetooth mobile phones, tablet computers, laptops, singing it, QQ music, movies, etc. The The specification: 1. Driver: 15mm 2. Impedance: 32 ohms 3. Bluetooth version: Bluetooth v4.2 + EDR 4. Bluetooth use frequency band: 2.4GHz 5. Power level: Level II 6. Output power: 30mW 7. Bluetooth distance: 10 meters obstacle 8. Frequency response: 20-20000Hz 9. Operating voltage range: 3.0V-4.2V 10. Microphone sensitivity: -42dB 11. Adopt A2DP / AVRCP high quality stereo audio transmission and remote control protocol 12. Powerful noise cancellation circuit (active noise reduction) 13. Switch between Chinese and English (when the phone is not connected to Bluetooth, press the switch twice to hear the tone switch successfully) 13. Talk time is about 1-2 hours, depending on usage 14. Music time is about 1-2 hours, depending on usage 15. The standby time is about 100 hours The 2xmini Bluetooth headset (left and right earphones) 1 charging box 1xUSB charging cable 1x user manual #miniature #headset Samsung #iphone7 #Headphones #Bluetooth #wireless #chargerearphoneusb #iPhone #headset #sportmusic #ears #MP3 player