HiLetgo M18 - Bluetooth 4.2

Earldom ET-M40 Wireless Bluetooth Audio Receiver 5.0

Ugreen Bluetooth Transmitter Receiver for Airplane and Car 5.4

UNITEK Bluetooth Transmitter Receiver - Bluetooth 5.0 Rechargeable battery

Baseus Bluetooth Aux Adapter 5.0

SYOSI Bluetooth 5.1 Receiver for Home Stereo 5.1

Ugreen Wireless Bluetooth Audio Receiver - 5.0 3.5mm and 2RCA Adapter

SOLARAE Bluetooth Transmitter and Receiver - Bluetooth 5.0 USB Battery

KASTWAVE Bluetooth Transmitter & Receiver - Bluetooth 5.2 3.5mm AUX Built-in 250mAh Li-Polymer battery

Captaintech Bluetooth Aux Adapter - Bluetooth 5.0 3.5mm USB charging

SYOSI Bluetooth 5.0 Transmitter Receiver 3 in 1 Adapter 5.0