Groupon offers the Cannon RadioVault Bluetooth Speaker with Integrated Biometric Security Safe in Black, model no. RV-01, for $99.99. Coupon code "VISA5" drops it to $94.99 with free shipping. That's the lowest total price we could find by $4, although most merchants charge $136 or more. It features a biometric access security drawer, speakers, LCD clock display, Bluetooth connectivity, and FM radio.