The Grenade that blew the roof off! Start the party with ease! - Switch to the on position and search for BT Speaker. Within seconds of opening the box youre ready to listen to music! - The speaker is almost out of battery power? Charge and play with no problems! - Listen to your favorite radio stations all on the same device! (charging cable acts as a antenna) Listen to your music LOUD and CLEAR! Experience your music where ever you go with a wireless Bluetooth speaker. Great sound from a speaker no larger than a small cup! Specifications - Size: 5360(dia)mm - Weight: 200g - Made of Tough metal, strong ABS plastics, and Silicon - Bluetooth version: Bluetooth v2.1+EDR - Range: over 30 feet - Battery: 500ma rechargable - Working time: 4 hours (ranges based on volume) - Supports line in - FM Radio support (charging cable acts as antenna) - Mini SD card support (TF card) - Frequency: 20HZ-20HKZ - Speaker output: 4 3W - STN: >85+ or - 2dB - LED Indicator when working 30 Day Guarantee, with any issues we can help directly, brightideasnowyahoo.com. Subject line: Support. Just a Click away from great music! Click Add to Cart NOW!