I7S Tws Wireless Bluetooth Headset With Charging Compartment Power Capacity Display Earphones White

Name: Wireless Earphones 1. Driver: 15mm 2. Impedance: 32 OHM 3. Bluetooth version: Bluetooth v5.0 + EDR 4. Bluetooth use band: 2.4GHz 5. Power level: CLASS II 6. Output power: 30mW 7. Bluetooth distance: 10 meters barrier 8. Frequency response: 20-20000Hz 9. Operating voltage range: 3.0V-4.2V 10. Mic sensitivity: -42dB 11. With A2DP / AVRCP high quality stereo audio transmission and remote control protocol 12. Powerful noise de-noising circuit (active noise reduction) 13. switch between Chinese and English (boot does not connect Bluetooth state, press the switch 2 times, hear the tone switch successfully) 13. Talk time is about 2 hours 14. music time about 2 hours 15. Standby time is about 100 hours Features: 1. listening to the song correct, support songs and call. 2. remind call number, the last call back, all intelligent Chinese and English voice prompts, boot, pair, shut down the phone power will be low voice prompts. 3. One to two connections, can be connected to two mobile phones at the same time. Packing list: 1 x i7s headphone 1 x Charging box 1 x USB Charging Cable 1 x User Manual Note: Due to different personal displays, light and contrast differences, there may be slight color difference between the picture and the real object. IMPORT: THIS ITEM IS SHIPPED FROM CHINA. PLEASE EXPECT UP TO 25 DAYS FOR DELIVERYSHIP FROM : ChinaSHIP TO : USA, CANADA