Green Button Speaker

Bluetooth Functionality Product Dimensions: 2.48 * 1.85 * 1.18 in Total Dimensions: 6.1 * 2.95 * 4.41 in Speaker: 4Ω 3W Battery: Rechargeable lithium polymer battery (3.7V/1000mA) Net Weight: 0.29 lb Battery Life: 4 hours System Frequency Response: 8120Hz-20KHz Amplifier Power: 3W SNR: ≥ 70dBA Bluetooth Version: 4.2 Bluetooth Frequency Range: 5m≤distance≤10m / 16.4ft≤ distance≤ 32.8ft Bluetooth Connection Distance: 2402 MHz to 2480 MHz Warranty: 12 months