Thumb Score: +4 Amazon has Tronsmart 25W Wireless Portable Bluetooth Speaker 15-Hour Playtime [amazon.com] on sale for $25.99 when you clip code 6CJPYFEB Specs:[list][*]Transmission distance: up to 10m[*]Maximum output power: 2*12W[*]Signal to noise ratio S / N: ≥ 80dB[*]Frequency Range: 60Hz-20KHz[*]Distortion THD: ≤ 10%[*]Speaker unit: Diameter48 mm, inner magnet 4ohm .