Compatible models: 1. Compatible with 99 percent devices on the market. Compatible with various operating systems, such as IOS and Android, Windows, HMOS, etc., such as smartphones, laptops, PCs, tablets, MP3s, music players, etc. It is also compatible with Bluetooth-equipped TVs and game consoles. For TVs that don't have Bluetooth or don't operate Bluetooth (older version), you will need a Bluetooth receiver. 2. TF card support: It will automatically play when you insert a card. 3. Can be used as a wired or wireless, with a 0.1 inch (3.5 mm) audio cable, and can be used as a wired headphone. HI-FI High Sound Quality: This product uses a tip tip and uses a 1.6 inch (40 mm) drive 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: Standard: Bluetooth 5.3 Profile: HFP, HSP, AVRCP, A2DP Power Input: DC 5V or 1A Continuous Talk Time: Approx. 12 hours Continuous Music Time: Approx. 12 hours Standby: Approx. 250 hours Charging Time: Approx. 4 hours Weight: Approx. 8.2 oz (250 g) Battery Capacity: Built-in rechargeable lithium-ion 400 mA battery Playback frequency band 20 Hz to 20 Hz 00Hz Distance: Up to 32.8 ft (10 m) without obstacles Shipping wave frequency: 2.402 GHz to 2.480 GHz Distortion rate: less than 1 percent (1 kHz). Includes: Headphone unit, Type-C charging cable, audio cable, Instruction manual, storage bag. Lightweight Design and Comfortable Wear: 1. The lightweight design allows you to enjoy music comfortably without feeling any pressure on your head. 2. Ergonomically designed and made of synthetic protein leather, soft ear cover soundproof housing, and the ear pads and headband are made of memory foam material. In addition, the ear pads are designed to fold inward, providing a comfortable wearing experience and an airtight seal that surrounds your ears. Reduces sound leakage and reproduces powerful bass regions without disturbing power. Folding Structure: It can be stored compactly so it can be carried without taking up much space. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.