Bluetooth Mini Double Wireless Stereo Music Earbuds Compatible with Apple Products

Introducing our new Bluetooth V4.1 earphones with an operation range of up to 10 meters and support for HSP, HFP, and AVRCP protocols. These earphones offer a frequency response of 20Hz-20KHz and a sensitivity of 105±3dB, with an impedance of 32Ω. The earphones come with a 3.7V 280mAh rechargeable Li-polymer battery charging box, and each earphone has a 3.7V 40mAh rechargeable Li-polymer battery. With a working time of about 2 hours (depending on the volume), and a standby time of about 120 hours, the earphones can be charged with a Micro USB port. These earphones are compact and lightweight, measuring 2.3 * 2.3 * 1.8cm and weighing 4.6g. The package size is 9.1 * 9.1 * 5.1cm and the package weight is 110g. Bluetooth Version: V4.1 Operation Range: Up to 10 meters (no obstacle) Supports HSP, HFP, AVRCP protocol Frequency Response: 20Hz-20KHz Sensitivity: 105±3dB Impedance: 32Ω Charging Box: 3.7V 280mAh rechargeable Li-polymer battery Battery capacity: 3.7V 40mAh rechargeable L