i7s Tws Wireless Headphones sports Earbuds Handsfree in ear Bluetooth Earphones music Headset Works on all smartphones goophone

Note ： that the link to the picture below is a link to jump the single and double ears of the i7 headset without a charging box, please pay attention to check. Store manager recommended to buy i7s single and dual headphones Click on the picture link to buy 👇👇👇

Dear customers wish you a happy shopping

Dear buyer: Before shipping, we will strictly test each product, because the shipping time is long, when you receive the Bluetooth headset, it may be out of power and cannot work, do n’t worry, just charge it, It can be used normally. If you have any questions about quality or use, please contact us first. We will help you solve it with quality service. Happy shopping. Matching steps: 1: Long press the multi-function buttons of both sides at the same time until the led flashing in red and bule alternately; 2: Then double-click the left earphone to automatically pair; 3: Turn on the phone bluetooth on your device and choose "i7S Tws" to connect; 4: Matching completed. Note: This product does not have a retail package box! ! ! Specification: 1. Bluetooth version: Updated to Bluetooth v5.0 2. Power level: CLASS 2 and Class 3 3. Output power: 30mW 4. Frequency response: 2.4-2.85GHz 5. Operating voltage range: 3.0V-5V 6. Mic: -42dB (with microphone) 7. With A2DP / AVRCP high quality stereo audio transmission and remote control protocol 8. Powerful noise de-noising circuit (active noise reduction) 9: Earphones battery: Polymer lithium battery 50mA 10.Charging time:0.5-1 hours 11. Talk time: 2-3 hours 12. Music time: 2-3 hours (100% Gurantee,No virtual mark, Its full) 13. Standby time : 130 hours 14: Transmission distance: Out door strainght distance of 10meters Package Includes: 2 x Bluetooth Headphones(left and right earphones), 1 x Charging box 1 x Micro USB Charging Cable 1 x User Manual Noted:This product does not have a retail package box! ! !