Bicycle Wireless Bluetooth Speaker Outdoor Stereo Handsfree Call MIC Blue

Description: Features: Play music wirelessly via Bluetooth technology for smart phone; iPad; etc. High fidelity music and clear conversation quality. Mobile phone call can be answered or hang up. Elegant and stylish in appearance; compact and portable. With the holder beside the speaker fixed to the bike tightly. Powered by rechargeable battery (charge via the USB cable). Up to 3 hours working time and maximum 25-30 hours standby time. Water resistant in favor of you enjoying music outdoor freely. Volume can be adjustable. Specifications: SNR: 84dB Splash-proof: IPX4 Bluetooth version: V3.0 + EDR Speaker: φ40mm; 3W; 4Ω Charging voltage: DC 5V Frequency response: 80Hz - 20KHz Frequency: 2.402-2.480 GHz ISM band Power supply: USB charging cable Charging time: 2-3 hours Data transmission rate: 2.1Mbps Battery: Built in 400mAh; 3.7V Li-ion rechargeable battery Transmitting distance: Up to 10 meters (33 feet) in open area Cable length: 31.5'' Clip diameter: 3cm / 1.18in Size: 15.5x7.6x6.8cm Weight: 280g Color: Blue INCLUDED: 1x Bicycle Speaker 1x USB Charging Line 1x User Manual (English)