Amazon.com: Vintage Radio Retro Bluetooth Speaker- Greadio Wooden FM Radio with Old Fashioned Classic Style,Strong Bass Enhancement,Loud Volume,Bluetooth 4.2,TF Card & MP3 Player(Walnut+Blue+Red) : Electronics
Amazon.com: Waveshare AC8265 Wireless NIC Module for Jetson Nano Supports 2.4GHz / 5GHz Dual Band WiFi and Bluetooth 4.2 : Electronics
Amazon.com: Galand Portable Bluetooth Speaker Mini G2 6D Bass Bluetooth 4.2 Wireless Speaker with USB TF Card Jack Stereo Sound Subwoofer Loudspeaker for Home,Outdoor,Travel Silver Gray : Electronics
Amazon.com: nRF51822 Wireless Module QFAA Bluetooth 4.2QFAC Wireless Module 2.4GBLE4.0|NRF52832 Wireless SOC Single Chip : Electronics
Amazon.com: EDUP USB WiFi Bluetooth Adapter, 600Mbps Dual Band 2.4/5Ghz 2 in 1 WiFi Bluetooth 4.2 Adapter Wireless Network External Receiver, WiFi Dongle for PC/Desktop/Laptop : Electronics
Amazon.com: TX3 Mini Pro Android 10.0 TV Box Quad Core 2GB RAM 16GB ROM 2.4G/5.8G Dual Band WiFi Bluetooth 4.2 4K Smart Android Media Player : Electronics
EDUP USB Bluetooth 4.2 WiFi Adapter AC 600Mbps for PC, Wireless Wi-Fi Dongle Dual Band 2.4G/5.8G with Antenna Support Windows 10/8.1/7 / XP/Vista/Mac OS : Electronics
Amazon.com: AKDSteel 2 in 1 Wireless Bluetooth 4.2 Audio Transmitter Receiver TV Car Music Receiver Universal Music Adapter for Headphone Speaker : Electronics
Amazon.com: Maxon's Trade USB Bluetooth 4.2 Empfanger Adapter Wireless Dongle Audio Sender Musik TV AUX : Electronics
Amazon.com: JLab Rewind Wireless Retro Headphones | Bluetooth 4.2 | 12 Hours Playtime | Custom EQ3 Sound | Music Controls | Noise Isolation | with Microphone | Throwback 80s 90s Design | Blue : Everything Else
Amazon.com: Friengood Solar Bluetooth Speaker 12W，IPX6 Waterproof Portable Wireless Speaker，50+ Hours Playtime Subwoofer，Bluetooth 4.2 Speaker Built-in 5000mAh Power Bank for Indoor & Outdoor Activities-Black : Electronics
Amazon.com: NYNE Punch Portable Wireless Bluetooth Speakers 4.2 Waterproof IP67, 20 Hours Play-time, 100 ft Range,Stereo Pairing, Durable and Loud Speakers Compatible iPhone/Samsung, Outdoor/Beach/Travel,Black : Electronics
Amazon.com: Bluetooth Speaker,Portable Wireless Speakers with HD Sound,Longer Playtime, Built-in Mic for iPhone/Samsung/Andriod/PC/Laptop Ehco dot Support USB/TF Card/AUX(Black) : Electronics
Amazon.com: Wireless Earbuds Bluetooth 4.2 Stereo High Fidelity Sound Rechargeable Bluetooth Earphones up to 6 Hours Playing Time Wireless in Ear Bluetooth Headphones with Charging Case for Smart Phones : Electronics
Amazon.com: Levin Bluetooth 4.2 Headphones Neckband Wireless Sports Headset Over-Ear Earbuds with Sweatproof, Hi-Fi Stereo,Built-in Microphone and 12 Hours Playtime(Red) : Electronics
Amazon.com: Bluetooth Receiver, Elecwave Bluetooth 4.2 Car Receiver & Wireless Audio Adapter for Music Streaming Car/Home Stereo Sound System - Hands-Free Car Aux Adapter Car Kits for Speaker, 3.5mm AUX in Only :
Amazon.com: TYLT Mini Boom Bluetooth Speaker (Silver) 3W Output on Bluetooth 4.2 & Up to 4 Hours of Playback on One Charge from This Portable Wireless Speaker with Microphone, Includes Micro USB
Amazon.com: Audio Bluetooth Receiver,HiFi Wireless Audio Adapter,Bluetooth 4.2 Receiver with 3D Surround AptX Low Latency for Home and Car Music Stereo Streaming (Pair 2 at Once) : Electronics
Amazon.com: Brydge 10.5 Keyboard for iPad Air (2019) and iPad Pro 10.5-inch | Aluminum Bluetooth 4.2 Keyboard with Backlit Keys (Silver) : Electronics
Amazon.com: Intel AC 8260 IEEE 802.11ac Bluetooth 4.2 - Wi-Fi/Bluetooth Combo Adapter : Electronics
Amazon.com: HiLetgo 3pcs M38 Wireless Bluetooth MP3 Audio Receiver Board BLT 4.2 mp3 Lossless decoder Bluetooth 4.2 Audio Receiver Board Wireless Stereo Sound Module : Electronics
Amazon.com: TP-Link AC1200 PCIe WiFi Card for PC (Archer T5E) - Bluetooth 4.2, Dual Band Wireless Network Card (2.4Ghz and 5Ghz) for Gaming, Streaming, Supports Windows 10, 8.1, 8, 7 (32/64-bit) : Electronics
Amazon.com: Asseso BR1 Bluetooth Car Receiver – Compact 3.5mm Aux Adapter for Wirelessly Streaming Music with Car/Home Sound Stereo – Bluetooth 4.2; No Charging; Connects Automatically : Electronics
Amazon.com: XRONG Bluetooth Car Kit, Bluetooth 4.2 Hands-Free Audio Calling and LED Digital Display, Music Player Support TF Card USB Flash Drive FM Radio AUX Input(Built-in Microphone, IR Remote Control) : Electronics
