Amaya BD31 wireless Bluetooth speaker 10400mAh power bank with 3 sound effects

Here is a summary of the product description:

• Wireless Bluetooth speaker
• 10400mAh power bank
• 3 sound effects: bass boost, treble boost, and normal
• Built-in microphone for hands-free calling
• USB port for charging your devices
• LED display that shows the battery level and current sound effect
• Durable and water-resistant design

1. Three speakers, 80W Surging Volume, 2.1 Surround Sound: Combination of single 50W woofer and dual 15W tweeter transparent treble, natural midrange, full bass.
2. DSP Bass Enhancement, Double Diaphragm: DSP bass enhancement chip with dual dynamic bass diaphragm, the bass sound is richer and fuller.
3. 10400mAh high capacity batteries, medium speakers can play continuously for 18H, USB port supports power bank function.
4. TWS Interconnection, 360°Panoramic Sound, Two T9s can form a huge 160W sound field, TWS supports BT wireless and AUX plug-in playback.
5. Free choice of four playback modes: BT, TF card, U disk and AUX plug-in cable.