Stereo Audio Bluetooth Headset

Compatible models: Compatible with various Bluetooth devices. Wired and wireless, with a 3.5mm audio cable, can be used as a wired headphone HI-FI High Sound Quality: This product uses CSR chips and 1.6 inches (40 mm) drives, and has a sealed design that provides excellent high-fidelity sound quality. When you listen to music or watch movies, you can enjoy a low sinking quiet sound with clear and excellent audio Main Specifications: Bluetooth Standard: Bluetooth 5.0; Profile: HFP, HSP, AVRCP, A2DP; Power Input: DC 5V/80mA; Continuous Talk Time: Approx. 10 hours; Continuous Music Playback Time: Approx. 8 hours; Standby: Approx. 250 hours; Charging Time: Approx. 2.5 hours; Weight: Approx. 180 g; Battery Capacity: Built-in rechargeable lithium ion 400 mA battery; Playback frequency band: 20 Hz 20,0 00Hz; Distance: Maximum sight length: Approx. 32.8 ft (10 m); Shipping wave frequency: 2.402 GHz to 2.480 GHz; Distortion rate: Less than 1% (1 kHz). Included items: Headphone unit, Micro USB