Bumblebee Bluetooth Small Speaker Wireless Audio Portable Mini Creative Subwoofer Speaker High Volume Outdoor Transformers Mobile Phone Speaker Bluetooth Bumblebee Bluetooth Speaker Subwoofer With Fm Support Tf Mobile Gift The Product Is Shipped According To The Color Or Size Of The Main Image On The Product Page. 1. Driver: 24mm Impedance: 32 Ohm3. Bluetooth Version: Bluetooth V5.04. Bluetooth Uses The Pd Frequency Band 2.4ghz5. Power Rating: Class Ii6. Output Power: 3w7. Bluetooth Distance: 10 Meters Barrier 8. Frequency Response: 20-20000hz9. Operating Voltage Range: 3.0v-4.2v10. Rice Head Sensitivity: >75 Db1 1. Music Time Is About 5~6 Hours12. Approximately 120 Hours Standby Time The Charging Time Is About 2~3 H14. Size: 113*122*111mm. The Package Includes: 1*Mini Bluetooth Speaker 1*Usb Charging Cable