Model Number: S21B-18 Brand Name: CIGII Key Specifications/Special Features: 2.1 outdoor passive HiFi Bluetooth speaker with 3-inch subwooferOutput: very clear sound and heavy bass, dynamic sound effectWith A2DP Bluetooth, wireless stream music from any Bluetooth-enabled device such as your mobile phone, notebook, iPhone or iPadSecure simple pairing for user-friendly operating10 meters operating rangeWith USB and microSD card supportingWith FM radioWith line-in function, suitable for PC, MID, TV and other audio devicesBuilt-in lithium rechargeable battery: 1500mAhWith strap, easy to take outSpecification:
Product size: 118*251mm
Horn size: 2 inches
Subwoofer size: 3 inches
Horn output: 2W*2,4Ω
Subwoofer output: 5W, 4Ω
Battery capacity: 1500mAh
Frequency response: 100-20kHz