Round Bluetooth audio outdoor portable speaker mini household card portable subwoofer

Power supply method: lithium battery Whether the patent source: No Whether foreign trade: No Color: black, red, navy blue, silver, military green Frequency response range: 60Hz-15KHz Built-in battery capacity: 1200mAh-2000mAh (inclusive) Net weight of product: 0.7 Connection method: Bluetooth connection Rated voltage: 3.7 Additional functions: card plug-in, waterproof, lighting, drop-proof, voice prompt, call function, money-receiving report Bluetooth version: 5.3 Brand: BJGJ Number of speakers: 2 Article number: P PRO1 Applicable scenarios: desktop, fitness, outdoor, home, mobile portable, live broadcast, broadcast system, outdoor lawn Appearance size: 135*135*75 Rated power: 5 Is it built-in battery? Box material: ABS plastic + cloth net Waterproof grade: IPX 4 Valid distance: 10 Signal-to-noise ratio: ≥70db Label:YES size:147*80*146mm