B&K Electronic Technology Co., Ltd.  

Product Name: Tws Bluetooth Earbuds for Men & Women, Bluetooth 5.0 Earphones with 3D Clear Sound Model NO.: E-HS-A040 Distance version: Class B Specifications: HSP Color: Black Characteristics: Power Display Function: Bluetooth, Multimedia Soundtrack: Single Track Bluetooth Version: V5.0 Usage: Mobile Phone, Call Center, Computer, Game Player Style: In-ear Wireless Range: 10m Distortion: Thd<0.1% Frequency Response: 20-16kHz Size: 63*30 mm