Sell ✼▦German small steel gun wireless bluetooth metal speaker mini portable high volume small audio card subwoofer red best price

Brand: Keyun Magnesium; Model: 08; Function: Card, Subwoofer Stereo; Channel: 4.1; Bluetooth Version: 4.2; Color Classification: Red, Black, Silver, Noble Blue, Champagne Gold, Red-Ultimate Edition-6D Sound, Black-Ultimate-6D Sound, Pink-Ultimate-6D Sound, Silver-Ultimate-6D Sound, Champagne Gold-Ultimate-6D Sound, Noble Blue Pink-Ultimate-6D Sound; Package Type: Official Standard Matching; Shell material: metal; Supported format: TF card; Applicable scene: mobile and portable; Connection method: 3.5MM audio jack, Bluetooth connection; Speaker adjustment method: button; Smart type: Smart is not supported; Whether to support APP: No; Play Duration: 7 hours; Speaker material: neodymium magnet; Speaker unit: single speaker;