RGMS-HIFI Portable Wireless Bluetooth Speaker Stereo Sound TF Subwoofer Column Speakers With Hand Strap Features: • Outdoor Bluetooth Speaker, Built-in bluetooth 4.0 wireless transmission, working distance up to 10 meters. • Compatible with all Bluetooth devices such as smart phones, tablet PCs, For iPODs ... • Bluetooth chip, clear sound and perfect quality, powerful bass and can enjoy unhindered stereo music anytime, anywhere when you're out. • stereo audio transmission protocol (A2DP V1.2) • Support playing MP3 songs stored in TF card • supports rechargeable. • Specifications: • Functions: Bluetooth connection, plug wire connection • Bluetooth version: V4.0 • Speaker size:10.5x7.5x7.5cm • Shell material: Plastic • Rupported formats: TF card, • Reception distance: 10 m and below • Output power: 5W • Frequency Range:150Hz-18KHz • Working?2-3 hours • Battery capacity:300mAh • Battery charge time?1-2 hours • Signal to noise ratio: ? 80dB+2dB • Operating Voltage: DC 5 V Parameter Specifications Bluetooth Specification: V5.0 Wireless transmission range: 10M Audio Performance Noise Ratio: > 90dB Battery capacity: 1200 mAh Built-in voltage: 3.7V Normal volume playback: 3H Horn Specification: ?52MM * 1 Power: 5W*1 Frequency response: 120HZ-20KHZ Product size: 108x84.1x83.6mm Single machine weight: about 310G Charging Voltage: 5V/500MA Functional Characteristics • Is Built To Resist Wear And Tear, And Can Stand Up To Water, Dust, Or Even Sand! Fine Mesh And Innovative Fabric Make The Speakers Built To Last. You just need to pair you phone or other music player which support Bluetooth with the speaker. After paired, you can enjoy the music with speakers that offer you great sound quality., The body is constructed of durable rubber matte finish that makes it shock proof With LED Light,which offers all around outdoor protection against dust and water., Grab one and take it with you when swimming, camping, hiking, cycling, drifting and more. Run along is time is 5-6 hours., Just press the button to answer/hang-up, portable lightweight and compact for easy carrying around Built-in microphone for Hands free calls Noise Cancelling Volume Control Music In The Air, high capacity rechargeable battery ensures playtime upto 4 hours on a single charge, Music bot can be easily charged using a micro USB cable or adapter Hands-free Phone Calls Inbuilt high-performance microphone gives you the freedom to go hands-free., 1. Adopt advanced Bluetooth audio decoder chip to support all Bluetooth devices connection. 2. Supporting FM radio, it can search radio stations in the listening area directly. 3. The tone is soft, clear and dynamic, with distinct levels. 4. Direct reading TF card and U disk; 5. Bluetooth receives a distance of up to 10 meters 6. Bluetooth mode connectionless, shut down for half an hour 7. A variety of flashing mode of slide-color LED lights, lights can flicker with the music melody a key conversion, music melody can not only listen to but also see.