This wireless speaker also supports voice broadcast and HD-compatible hands-free calling, which is multifunctional and practical.With the adoption of Bluetooth-compatible chip, this wireless speaker supports stable transmission as well as HiFi, loud and clear sound effect.Made of ABS, this wireless speaker is eco-friendly and durable to use.The length of this wireless speaker is 12cm, width is 8cm and height is 3cm.This wireless speaker is suitable for being used in home, shop, outdoor, cycling and so on.Item Name: Bluetooth-compatible SpeakerMaterial: ABSBluetooth-compatible Protocol: 4.2Number of Speakers; 2Effective Distance: 10mBattery Capacity: 500mAh(Included)Playing Time: 3HWaterproof Grade: IPX4Features: High Fidelity, Subwoofer, IPX4 WaterproofSize Details: 12cm x 8cm x 3.2cm/4.72" x 3.15" x 1.26" (Approx.)Notes:Due to the light and screen setting difference, the item's color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 x Bluetooth-compatible Speaker1 x Charging Cable