$13.99 (Reg.$21.99) for TP-Link NFC-Enabled Bluetooth 4.1 Receiver @Amazon

#1 Best Seller. Amazon has TP-Link NFC-Enabled Bluetooth 4.1 Receiver on sale for $13.99.

Price:              $21.99
Discount:        $8.00 Off via coupon code 8BLUETOOTH
Shipping:        Free Shipping on orders over $25 or with Amazon Prime
Final Price:     $21.99 - $8.00 = $13.99

Users give it 4.2 stars based on 648 reviews.

[See Deal]

• [Universal Compatibility] enable your high-quality speakers or home/car stereo sound system Bluetooth compatibility, to stream audio from your smartphone/tablet/PC/echo or any Bluetooth-enabled devices.
• [2x Wireless Range] extend the Bluetooth wireless range up to 20 meters (66 feet), stream your music stably from 2 times further away than other models do.
• [High-Quality Wireless Music Performance] built-in amplifier chip and CSR chip that supports Bluetooth 4.1 and A2DP v1.2, provide high-performance wireless music experience from your favorite streaming platforms, Spotify, Apple Music, Pandora, and etc.
• [5-Star Driver's Choice] Auto-On/Off with Your Car, get ready for playing music in seconds; NFC Tag for Passenger Pairing, make it much easier for a passenger to connect and play their own music.
• [Multipoint Technology] stay connected with 2 of your frequently used devices, seamlessly switching audio source.
• [NFC Quick Pairing & Easy Setup] one click to pair up with your NFC-enabled devices as soon as getting close to the HA100 or NFC tag. Connect to a stereo system supporting 3.5mm AUX or RCA jacks.
• [Improve Echo That Has Trouble Hearing You] echo usually has trouble hearing you because of the overwhelming music as it has to be fixed next to the TV or stereo system. HA100 serves as the Bluetooth wireless bridge that enables echo anywhere convenient for you.
• [Package Contents] Bluetooth Music Receiver HA100, USB Charging Cable, 3.5MM to RCA Cable, 3.5MM to 3.5MM Cable, Power Adapter, NFC Tag, User Guide, 12-month warranty and unlimited 24/7 technical support.