Sonic Electronix via eBay offers the Sony Bluetooth In-Dash CD Receiver with Smartphone Cradle, model no. XSP-N1BT, for $99.99 with free shipping. That's the lowest total price we could find by $70. It allows you to use your smartphone via the receiver's voice control and features Bluetooth, NFC, AM-FM tuner, Sirius XM capability, LCD display, 17 watts per channel (55 watts peak), and USB. Deal ends October 16.

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