Newegg offers the Philips Bluetooth Portable Speaker in Black, model no. BT50B/37, for $19.99. Coupon code "EMCEHEM74" drops the price to $9.99. With $1.99 for shipping, that's the lowest total price we could find by $7. This 2-watt speaker features a rechargeable battery and 3.5mm auxiliary input. Deal ends March 12.