ARCHEER Outdoor Bicycle Bluetooth Speakers IPX67 Waterproof Shockproof Dustproof 4.0 NFC Stereo Surround Sound Cycling Handlebars Speaker Archeer ultraportable bike speaker with 2*5 watts driver to deliver a full-range of surprisingly high quality sound for keen cyclist and those who lead an outdoor active lifestyle Includes a 2200mAh rechargeable Li-Ion battery for up to 20 hours of continues play, External audio control button for playback control Certified IP66 water-resistant; no worries if you bring it cycling in rain or on your next winter outing Incorporates a built-in microphone that allows you to answer, deny, or end a phone call with the press of a button, swipe phones to NFC area for quick Bluetooth connection What You Get: 1x Archeer Waterproof Wireless Bike Speaker, 1x Micro USB Charging Cable, 1x User Manual, 2x Handle Grips; Archeers 40 days money back guarantee, 18 months hassle-free warranty and considerate customer service