1. Product size: 129MM x 44MM x 71MM, net weight of product 300g. 2. Supports Bluetooth version 5.0 remote wireless connection and lossless music playback. 3. Support USB flash drive, TF card playback, digital music selection and request function, and MP3 earphone function. 4. FM radio, automatic radio, high-definition LED LCD screen, clear display of playback time. 5. Supports one click recording (both internal and external recording), one click deletion, one click loop playback, and one click pause playback functions. Using 1.75-inch (45mm) speakers and low-frequency passive enhancement unit speakers, the sound is beautiful and pleasant. The body is compact, with a flexible hanging rope design that is portable for travel, and a -C charging interface. Equipped with an external detachable lithium battery with a capacity of 1200mAh and an ultra long battery life of over 5 hours. Color:B:Red Material:plastic Package Contents: 1 * Bluetooth speaker 1 * Charging cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.