Rechargeable Battery with Long Playback:With a 1800mAh rechargeable battery, enjoy extended playback for your favorite tunes. HIFI Audio with 3D Surround Sound Mode:Experience immersive sound with the HIFI Audio and 3D Surround Sound Mode, perfect for home parties. Bluetooth Speaker With Flame|Bluetooth Speaker With Fire Effect|Bluetooth 5.3+:Equipped with Bluetooth 5.3+ for stable and fast wireless connections, ensuring seamless streaming. Supports Multiple Music :Access a variety of music like Music, , , and more with this versatile speaker. Extra Bass Mode:Enjoy heavy bass with the Extra Bass Mode, catering to bass lovers in family gatherings. 1. Support playing songs from TF cards 2. Rechargeable built-in lithium battery 1800mAh 3. Supports hands-free function and built-in intercom function, allowing for direct phone calls after connection. 4. Support LED flame light and switch to rainbow flame light mode Product Information Power: 2 x 6W Speaker: 57mm x 2 Frequency response: 150Hz ~ 18kHz Signal to noise ratio: 80dB Bluetooth module: 5.3+ Transmission distance: 10M Battery: 1800mAnh, 18650 Li battery Product size: L253 x W80 x H113 mm Color: As Shown Material: ABS Package Contents: 1 x Bluetooth Speaker 1 x Data 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.